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William Lane Craig debates Alex Rosenberg: Does God Exist? Video, audio and summary

British Spitfire and German Messerschmitt Me 109 locked in a dogfight
British Spitfire and German Messerschmitt Me 109 locked in a dogfight

Here is the video of the debate:

Here is my summary of the Craig-Rosenberg debate, which occurred on February 1st, 2013 at Purdue University.

The debaters

Below is the summary.

Dr. Craig’s opening speech:

The topic: What are the arguments that make belief in God reasonable or unreasonable?
First speech: arguments for reasonableness of belief in God
Second speech: respond to arguments against reasonableness of belief in God

Eight arguments:

  1. Contingency argument: God – a transcendent, personal being – is the explanation of why a contingent universe exists.
  2. Cosmological argument: God is the cause of the beginning of the universe, which is attested by physics and cosmology.
  3. Applicability of mathematics to nature: God is the best explanation for the applicability of mathematics to nature.
  4. Fine-tuning argument: God is the best explanation of the fine-tuning of the universe to permit life.
  5. Intentionality of conscious states: God is the best explanation of the intentionality of our mental states.
  6. The moral argument: God is the best explanation for the existence of objective moral values and duties.
  7. The resurrection of Jesus: God is the best explanation for the core of historical facts accepted by most ancient historians across the ideological spectrum.
  8. Religious experience: God is the best explanation of our immediate experience and knowledge of his existence.

Dr. Rosenberg’s opening speech

First argument: The fallacy of ad hominem

  • I don’t know whether to laugh or to cry
  • Dr. Craig has said all of that before in other debates
  • You didn’t need to come out on this cold night
  • Craig’s arguments have all been refuted
  • Dr. Craig just doesn’t listen
  • Dr. Craig is not interested in getting at the truth
  • Dr. Craig is just interested in scoring debate points
  • The adversarial system is the wrong approach to decide truth
  • Dr. Craig is very confident about his take of physics

Second argument: The fallacy of arguing from authority

  • 95% of members of the NAS are atheists
  • Therefore Dr. Craig cannot use science

Third argument: Effects don’t require causes

  • I am going to pretend that Craig said that “every effect requires a cause”
  • Quantum mechanics shows that some effects occur without causes
  • A particle of uranium (which is not nothing, it is something) decays without a cause
  • This uncaused effect is the same as the universe coming into being out of nothing uncaused
  • Therefore the principle of sufficient reason is false

Fourth argument: Silicon-based life and the multiverse

  • If these constants had been different, maybe we would have other kinds of intelligent life, like silicon-based life
  • Carbon-based life is not the only kind of life, maybe you can have other kinds of life, none of which have been observed
  • There could be different kinds of life in other areas of the universe that we can’t see
  • There are things we can’t see that disprove the current physics that we can see
  • Quantum foam is evidence that a multiverse exists
  • The multiverse would solve the problem of fine-tuning

Fifth argument: The Euthyphro dilemma

  • The moral argument is refuted by Euthyphro dilemma
  • Dr. Craig is such a moron that he has never heard of the Euthyphro dilemma ever before
  • This is found in the first and simplest of Plato’s dialogs
  • Why is Dr. Craig so stupid that he has not read this simple dialog ever before?
  • Evolution explains why humans evolve arbitrary customs and conventions that vary by time and place
  • Alternative moral theories: utilitarianism, social contract, etc. that don’t require God

Sixth argument: Mormonism undermines Dr. Craig’s three minimal facts about Jesus

  • Why is Dr. Craig so stupid and ignorant to persist in pushing such an ignorant, stupid argument?
  • Mormonism is a silly religion that is not historically well founded
  • Therefore, Jesus was not buried
  • Islam is a silly religion that is not historically grounded
  • Therefore, the tomb was not found empty
  • Scientology is a silly religion that is not historically grounded
  • Therefore, the eyewitnesses didn’t have post-mortem appearances
  • Eyewitness testimony is unreliable in some cases
  • Therefore, eyewitness testimony was unreliable in this case
  • Apparitions of Mary are bizarre
  • Therefore, the majority of historians are wrong to think that the disciples saw post-mortem appearances

Seventh argument: Deductive problem of evil

  • Evil and suffering are logically incompatible with an all good, all powerful God

Eight argument: God is not just to allow evil and suffering

  • God cannot make the evils of this life right in the afterlife

Dr. Craig’s first rebuttal

Dr. Rosenberg sketched the deductive argument from evil.

Dr. Rosenberg presupposes naturalism. Naturalism is a false theory of knowledge:

1. It’s too restrictive: There are truths that cannot be proved by natural science.
2. It’s self-refuting: no scientific proof for naturalism exists.

That’s why epistemological naturalism is considered false by most philosophers of science.

But more importantly than that: Epistemological naturalism does not imply metaphysical naturalism. (E.g. – W. Quine)

Dr. Rosenberg has to present arguments in favor of (metaphysical) naturalism, not just assume that (metaphysical) naturalism is true.

Dr. Craig presented eight arguments against metaphysical naturalism taken from Rosenberg’s own book:

1. The argument from the intentionality (aboutness) of mental states implies non-physical minds (dualism), which is incompatible with naturalism
2. The existence of meaning in language is incompatible with naturalism, Rosenberg even says that all the sentences in his own book are meaningless
3. The existence of truth is incompatible with naturalism
4. The argument from moral praise and blame is incompatible with naturalism
5. Libertarian freedom (free will) is incompatible with naturalism
6. Purpose is incompatible with naturalism
7. The enduring concept of self is incompatible with naturalism
8. The experience of first-person subjectivity (“I”) is incompatible with naturalism

Metaphysical naturalism is false: it is irrational and it contradicts our experience of ourselves.

And epistemological naturalism is compatible with theism.

Rebutting Dr. Rosenberg’s responses:

1. Contingency: no response

2. Cosmological: he mis-states the first premise to say every effect… when it is whatever begins to exist…, the origin of the universe was not from a vacuum, virtual particles come from a vacuum not nothing, there are interpretations of QM that are compatible with determinism. Rosenberg has to believe that the entire universe popped into being from non-being.

3. Mathematics: no response

4. Fine-tuning: the multiverse is refuted by empirical observations of the universe. Without fine-tuning, it’s not that we still have silicon to make life out of. It’s that we lose basic minimal things like chemical diversity, matter, stars, planets, etc. No life of any kind, not just no carbon-based life.

5. Intentionality: no response.

6. Moral argument: the answer to the dilemma is that you split the dilemma: God is the standard of good, and the commands flow from his unchanging moral nature. The commands are not arbitrary, and the standard is not external to God. Dr. Rosenberg is a nihilist and he cannot ground good and evil on his nihilistic view.

7. Resurrection: The Gospels are early eyewitness testimony. Mormonism and Islam have nothing to do with the minimal set of historical facts about Jesus agreed to by the majority of ancient historians across the ideological spectrum, general statements against eyewitnesses do not refute the specific eyewitness testimony in this case.

8. Religious experience: No response.

Dr. Rosenberg’s first rebuttal

I wrote a book and you should buy it, because it got me invited to this debate. Let me repeat the title a few times for you. Please buy it.

Dr. Craig is right, there are multiple interpretations of QM, not just the one I presented, including deterministic ones.

All the disturbing implications of naturalism that Dr. Craig stated follow from metaphysical naturalism, and metaphysical naturalism is true. (Note: he equates science with metaphysical naturalism)

Science proves that metaphysical naturalism is true, but I won’t say what specific scientific tests prove my philosophical assumption of metaphysical naturalism.

I’ll pretend that the Big Bang (science) doesn’t disprove naturalism, like Dr. Craig said. Again. (covers ears) La la la, there is no Big Bang.

We didn’t come here to debate epistemological naturalism and metaphysical naturalism.

Let me explain the problem of intentionality since I’m so smart and no one knows what it means.

There are many answers to this problem of intentionality.

My answer is that most scientists are naturalists, therefore naturalism is true, regardless of the argument from intentionality of mental states.

That’s how I would respond to one of the eight problems with naturalism that Dr. Craig raised. I won’t answer the other seven problems.

It is an argument from ignorance to argue that the applicability of mathematics to the universe requires a designer, because there are non-Euclidean geometries. Craig’s argument, which he gets from people like respected physicists like Eugene Wigner, is bizarre. It is bizarre, therefore I refute Eugene Wigner and all the other scholars who make that argument. It is bizarre! Bizarre!

Deductive problem of evil: there is no response to this argument, certainly not Alvin Plantinga’s free will defense. The deductive argument from evil has not been entirely abandoned at all! It’s not like arch-atheist J.L. Mackie himself admits that the deductive problem of evil doesn’t lead to a logical inconsistency between evil and God.

Dr. Craig has to tell me why God allows evil or God doesn’t exist.

It is offensive that Dr. Craig cannot tell me why God allows every evil and suffering that occurs.

He literally said this: “I will become a Christian if Dr. Craig can tell me why God allowed EVERY EVIL THAT OCCURRED IN THE LAST 3.5 BILLION YEARS”

Dr. Craig’s second rebuttal

We are not in a position to know why God allows specific instances of evil and suffering.

God cannot force people to freely do anything – freedom is not compatible with determinism. Freedom is a good, but freedom opens up the possibility of moral evil. You cannot have the good of free will without allowing people to choose to do morally evil things.

God can permit evil and suffering in order to bring more people into a relationship with him.

The atheist has to show that God could allow less evil and achieve more knowledge of God in order to say there is too much evil.

The purpose of life is not happiness, but knowledge of God.

Dr. Craig quotes agnostic Paul Draper (Purdue) and Peter Van Inwagen (Notre Dame) to state that the deductive problem of evil is dead because of free will and morally sufficient reasons for permitting evil.

1. Contingency: no response.

2. Cosmological: QM does not apply, because the universe came from nothing, not a vacuum, and QM only works in a vacuum.

3. Mathematics: He mentions alternatives like non-Euclidean geometry, but we have to explain the structure of THIS universe.

4. Fine-tuning: ???

5. Intentional states: intentional mental states proves that minds exist, which fits with theism better than it fits with atheism.

6. Moral argument: You need God to ground morality, and Dr. Rosenberg believes in morality. He needs God to ground objective moral values and duties.

7. Historical argument: He has to respond to the minimal facts supported by the consensus of ancient historians across the ideological spectrum.

8. The problems of naturalism: He says that you can’t have science without naturalism, but you can have science with EPISTEMOLOGICAL NATURALISM, and theists accept science and methodological naturalism. We don’t accept METAPHYSCIAL NATURALISM because of the eight problems Craig presented, like intentionality, first-person, persistence of self, etc. You can believe in both science and theism, by embracing epistemological naturalism, while rejecting methaphysical naturalism.

Dr. Rosenberg’s second rebuttal

Dr. Craig hasn’t answered many of my points, I won’t say which ones though.

Debates don’t work as a way of deciding what’s true, so we should overturn the entire criminal justice system.

The principle of sufficient reason is false because it is disconfirmed by quantum mechanics. And quantum mechanics (vacuum and virtual particles that exist for a short time) is similar to the origin of the universe (nothing and entire universe and 14 billion years).

We know that alpha particles come into being without cause all the time from a quantum vacuum for a tiny sub-second duration before going out of existence, so we can say that the entire physical universe came into being for 14 billion years from absolute nothing which is not a quantum vacuum.

Peter Van Inwagen is the best metaphysician working today, and he says that my deductive argument from evil is not decisive, it’s not a successful argument. (Why is he undermining his own problem of evil argument????!)

Dr. Craig invoked Plantinga’s free will defense to the deductive POE. Freedom allows us to do evil. God could have given us free will without evil and suffering. I won’t show how, but I’ll just assert it, because debates are such a bad forum for supplying evidence for my speculative assertions.

If you answer the question 3 + 5 as being 8, then you don’t have free will – you are biologically determined if you answer 8, because everyone answers 8, and that means everyone is biologically determined with no free will.

Why can’t God give us free will and then prevent us from making a free choice?

No scholars date the gospels earlier than 60-70 AD, especially not atheists like James Crossley who dates Mark to 40 AD. Therefore Jesus’ burial isn’t historical, like the majority of scholars across the broad spectrum of scholarship agree it is.

The original New Testament documents were written in Aramaic.

All New Testament scholars are orthodox Christians, like atheist Robert Funk for example.

Dr. Craig’s concluding speech

In order to sustain the deductive argument from evil, Dr. Rosenberg must show that God could create a world of free creatures with less evil.

Principle of Sufficient Reason: not using the general principle of sufficient reason, but a more modest version of this states that contingent things should have an explanation for their existence. And we know that the universe is a contingent.

The New Testament was not written in Aramaic, they were written in Greek. Dr. Rosenberg is wrong there too.

(Dr. Craig spends the rest of his concluding speech giving his testimony and urging people to investigate the New testament).

Dr. Rosenberg’s concluding speech

Some long-dead French guy named Laplace said that he has no need of that (God) hypothesis. He did not know about any of Dr. Craig’s arguments made in this debate tonight when he said that, though.

There is no need to explain how the universe began or how the universe is finely-tuned if you just assume metaphysical naturalism on faith.

The Easter Bunny, therefore atheism.

Most scientists are atheists, therefore atheism.

You can do a lot of science without God, just don’t look at the origin of the universe, the fine-tuning of the universe, or the other parts of science that Craig mentioned, as well as the origin of life, the Cambrian explosion, the habitability argument, and so on.

You can be a Christian, but good Christians should not use arguments and evidence.

Good Christians should be irrational and ignorant. Bad Christians look for arguments and evidence from science and history.

Good Christians should embrace the absurd. Bad Christians want to search for truth and use logic and evidence.

Matt Dillahunty debates David Robertson on atheism, morality and evil

Two horses fight it out, may the best horse win!
Two horses fight it out, may the best horse win!

OK. So I think it’s safe to say that of all the Christian apologists out there, David Robertson is my least favorite debater. Why? Many reasons, but mostly because he does not bring in evidence, especially scientific evidence. And he seems to make these clever quips like G. K. Chesterton. I like evidence. I would rather that he talk about scientific and historical evidence.

Dina asked me to listen to this debate a while back, between David Robertson and agnostic Matt Dillahunty (he’s not an atheist, he’s just an agnostic). I went in absolutely convinced that Robertson was going to have his ass handed to him by Matt Dillahunty. And I could not have been more wrong.

Here’s the debate posted on YouTube (audio only):

This snarky summary is just a paraphrase from certain parts of the debate, it is not designed for accuracy, but for fun – to make you listen to the debate. Listen to the debate to get the exact words in context.

Summary:

  • Matt Dillahunty: he’s an agnostic who calls himself an atheist
  • David Robertson: he’s from Scotland, could we not get someone better?
  • Robertson opening statement is incredibly weak, as you might expect, he only had two arguments embedded in a long list of nonsense: 1) origin and design of the universe 2) reality of evil requires objective morality

1) Creation/Design:

Robertson: The fact is that matter exists. There are 3 views that could account for this fact: 1) created, 2) eternal, 3) self-generated out of nothing. Option 3) is self-contradictory, 1) requires a Creator, and 2) is falsified by the Big Bang cosmology. So what’s your view?

Dillahunty: You’re trying to get me to say what my view is, but I can just say “I don’t know” and get out of having to take any position on how matter got here.  I can say “I don’t know” to all the scientific evidence for the Big Bang cosmology, too!

2) Evil requires objective morality, requires a moral lawgiver:

Robertson: evil exists, e.g. – the Holocaust. If atheism is true, objective morality is impossible. Richard Dawkins agrees. Therefore, theism is the best explanation for the existence of evil.

Dillahunty: In my opinion, morality means doing what helps people have well-being. And I think that the Holocaust is obviously bad, because it hurts the well-being of the victims.

Robertson: The problem is that on your view, different people decide what well-being is to them. If you were raised in the Social Darwinism of the Nazi regime, you would believe that the Holocaust was the best for the well-being of the society as a whole.

Dillahunty: Isn’t it obvious that killing people is bad for their well-being?

Robertson: Is it bad for the well-being of unborn children to kill them?

Dillahunty: Yes

Robertson: So you’re against abortion, then?

Dillahunty: No

Robertson: So you think that killing the child in the womb is against the well-being of the child, but you’re for that?

Dillahunty: I don’t know! I don’t know!

Then Dillahunty tried to claim Hitler was a Christian:

Dillahunty: here is a quote by Hitler saying that secular schools are bad, and religious schools are good – see, he’s a Christian!

Robertson: when was that said and to whom?

Dillahunty: I don’t know, I don’t know!

Robertson: It was said in 1933, during an election campaign, to Catholic authorities – he was a politician, looking for votes from Catholics so he could become Chancellor.

Good and evil on atheism:

Dillahunty: good actions results in states with more well-being, and evil actions result in states with less well-being.

Brierley: but when the Nazis slaughtered all those people, they believed they were increasing well-being

Dillahunty: But you could demonstrate to them that their action is not going to increase well-being. Survival of the fittest is descriptive of what happens, but it’s not prescriptive.

Robertson: Whose well-being will human beings think about most, if not their own? Do you really think that you can stop people like Charles Manson from being evil by sitting down and trying to prove to them that they are not helping their victim’s well-being?

(A BIT LATER)

Robertson (to Dillahunty): Is it a fact that Dachau (a concentration camp) was morally wrong?

Dillahunty: (literally, not a paraphrase) I DON’T KNOW

My thoughts:

When I listened to this debate, the overwhelming conviction that emerges is that Matt Dillahunty is not someone who forms his worldview based on evidence. His rejection of the Big Bang cosmology with “I don’t know” is just atrocious. His comments about slavery in the Bible and Hitler being a Christian show that his investigations of these issues is far below the level of a responsible adult. His dallying with the Jesus-never-existed view just shows him to be fundamentally anti-intellectual, as even atheist historian Bart Ehrman denies that view. His definition of faith has nothing to do with the Bible, or Christian authorities, or Christian scholars – he invented a definition of faith that allows him to mock Christians as morons. That’s just irresponsible – letting the desire to mock others cause you to distort the definition of a word. When asked to state his positions or respond to specific evidence, his response is very often “I don’t know”. It seems to me that atheism, to him, means not pursuing truth with the aim of grasping it. He wants to keep reality at a safe distance – that’s why he says “I don’t know” so often.

On morality, it’s even worse. It’s not surprising to me that he is pro-abortion and has no opinion about concentration camps being objectively evil. Most atheists are pro-abortion, by the way. When it comes to morality, Dillahunty only has his own personal opinions, and they refer to nothing outside his own mind. (His opinion of morality as related to well-being is utilitarianism – a very problematic view – but moreover, it is his subjective view – he isn’t offering it as any sort of objective moral system that would be prescriptive instead of descriptive. Without an after-life, there is no reason for anyone to care about the moral point of view when it goes against their self-interest, anyway. Atheists use moral language, but their statements are not referring to any objective, prescriptive moral reality. Atheism is materialistic and therefore deterministic – it does not even ground the free will that is needed to make moral choices. Their view is Darwinian survival of the fittest, that’s what emerges from their origins story – and it does not rationally ground morality. The strong kill the weak, if they can. I’ve written before about how difficult it is for atheists to rationally condemn things like slavery, and nothing in Dillahunty’s presentation led me to believe that he had solved that problem.

Anybody can be an intellectually-satisfied atheist with an empty head – it’s knowledge that causes people to conform their beliefs to reality. If one strives to keep one’s head as empty as possible, then of course one can believe anything one wants. I’m glad, speaking as a Christian theist, that I get to follow the evidence wherever it leads. It seems to me that we should do that, rather than decide how we want to live first, and then invent a worldview to justify our desires.

Positive arguments for Christian theism

An exchange on purpose from one of William Lane Craig’s early debates

Lets take a closer look at a puzzle
Lets take a closer look at a puzzle

The full transcript of this 1991 debate is here on the Reasonable Faith site. Keep in mind that this is young William Lane Craig  against old, experienced Kai Nielsen.

Nevertheless, here is an exchange I wanted to highlight.

William Lane Craig:

The chief purpose of life is not happiness per se, but the knowledge of God. One reason the problem of evil seems so puzzling is that we tend to think that the goal of human life is happiness in this world. But on the Christian view this is false. Man’s end is not happiness as such, but the knowledge of God–which in the end will bring true and everlasting human fulfillment. Many evils occur in life which seem utterly pointless with respect to producing human happiness, but they may not be unjustified with respect to producing the knowledge of God. Innocent human suffering provides an occasion for deeper dependency and trust in God, either on the part of the sufferer or perhaps those around him. Whether God’s purpose is achieved through our suffering all depends on how we freely respond.

Kai Nielsen:

The first thing you should come to recognize is that there can be purposes in life that are perfectly intact even if there is no purpose to life. If there is no God or telos of any sort, there is no purpose to life; you weren’t made for a purpose. But even if you weren’t made for a purpose, you could find plenty of purposes in life, things worth doing and having and believing and struggling for. Some religious people will say, “That’s all right for little individual small purposes, but you can’t have any overarching purpose in life without belief in God. You can little, fairly trivial things, but no really deep and pervading conception of a purpose in life without God.” But that’s not true. There are many atheists who have had such overarching purposes. They’ve fought relentlessly “the plague” (to use Camus’ metaphor). They’ve sought to lessen the sum total of human suffering, of human degradation, of blighted hopes; they’ve positively sought to bring about a world with more happiness in it and more understanding of each other–more human flourishing, more human solidarity, a brotherhood and sisterhood. They’ve sought, in short, to bring about a classless, raceless, genderless world. Those big purposes – overarching purposes in life – are perfectly available to anyone who is an atheist as well as to someone who is a theist. I don’t deny that believers haven’t done that, but you don’t need God to have either small purposes in life or an overarching purpose in life.

William Lane Craig:

First of all, I have never denied that you can have subjective purposes in life, but what I am arguing is that there is no objective basis to assume the moral worth of your purpose in life on an atheistic view. All purposes in life you choose are morally equal–whether you want to live a life as a doctor caring for the poor or choose instead to be a Ferdinand Marcos. There’s no objective basis for assessing the moral worth of those purposes.

Kai Nielsen:

He says that I don’t meet his objection that moral purposes in life all are perfectly arbitrary without God. I don’t see the slightest reason for that. Some of them are arbitrary if they are silly and thoughtless purposes. Some purposes, if they are integrated, carefully thought-out, related to everything else we know, reflective (where human beings work through long traditions, including working with Christian traditions, in which you put together everything you know and think carefully about these purposes), are perfectly objective. And they are the only kind you can give much sense to.

You’ll note that what counts as a good purpose on Kai’s view is not objective. Every purpose that he mentioned (e.g. – genderless world) was meaningful to him. He chose them because they made him feel good. But do these purposes have any significance, ultimately?

Consider the heat death of the universe:

The ‘heat-death’ of the universe is when the universe has reached a state of maximum entropy. This happens when all available energy (such as from a hot source) has moved to places of less energy (such as a colder source). Once this has happened, no more work can be extracted from the universe. Since heat ceases to flow, no more work can be acquired from heat transfer. This same kind of equilibrium state will also happen with all other forms of energy (mechanical, electrical, etc.). Since no more work can be extracted from the universe at that point, it is effectively dead, especially for the purposes of humankind. 

This is how the universe ends, on atheism. No purpose achieved by any atheist matters, ultimately – the end destination is the same. Humans are going to die out individually and collectively on atheism, nothing anyone does to affect anyone else is going to change a thing. Nothing atheists do matters.

Atheists like to make much of this life being all they have, and to live it to the fullest, etc. Their purposes are carefully chosen to give them happiness in this life. Every purpose is as valid as any other, so long as pursuing that purpose produces happiness for the pursuer. But nothing ultimately matters if atheism is true, because the end result of the universe is the same. Nothing they do matters to them, because they’re dead. Nothing they do matters to anyone else, because we’re all dead. It will be as if we never existed or did anything, one way or the other. The only reason to adopt a purpose, on atheism, is for the happiness it brings you in this life. The purpose cannot be chosen in order to have ultimate significance, because on atheism there is no ultimate significance – everything ends in the heat death of the universe regardless of what we do.

In Christian theism, however, what you do in this life has ultimate meaning beyond our earthly lives. What you choose affects your afterlife. What you do with others affects their afterlife. Plans made with respect to that objective goal of knowing God do stand the test of time. They matter, even if they don’t feel good now. If your actions help to turn someone towards God or away from God, it makes a huge difference. A difference that lasts.