Saturday, 14 February 2009

Belief in Belief

Daniel Dennett wrote a nice summary in a commentary about Jerry Coyne's book review/article "Seeing and Believing".

Dennett's reply can be found here.

Because Dennett's summary points are so well written, I just have to include them in my blog:

DANIEL C. DENNETT

Belief in Belief

Jerry Coyne nicely dissects the urge of many people to persuade themselves that their religion can coexist peacefully with science in general and evolutionary biology in particular. And he shows just how hopeless this quest is. The question remains: why is this urge so strong, even in some people who have devoted their careers to science? I can discern more than half a dozen plausible reasons for belief in belief in God, and in some people these reasons are no doubt additive, not exclusive. I list them more or less in order, ranging from abject through feckless to noble-if-misguided:

(1) The fallacy of sunk costs: "I've already invested fifty years of my life in this position, and it would be excruciatingly embarrassing to acknowledge my error. In fairness to myself, I was entrapped in this view when I was too young to know better, and I've never been able to find a face-saving exit strategy."

(2) Err on the side of prudence: "I can conjure up enough uncertainty about these issues to excuse myself from drawing the invited conclusions, which might be mistaken, after all, and could, I suppose, do some harm to somebody. Where it doesn't itch, don't scratch!"

(3) Religion for art's sake: "The only cost-effective way to preserve the great music, literature, and art of the world's religions is to encourage all people to support these magnificent living museums with their weekly offerings."

(4) What would my mother think? "People whom I hold dear, and who depend on me emotionally, would be heartbroken to learn of my defection. I'm going to carry this white lie to the grave, or at least until my parents are safely in their graves and my children and loved ones give me clear signs of being able to take such a confession with equanimity."

(5) Credal calisthenics: "It keeps me modest, and fosters a desirable habit of moral reflection that helps me do the right thing 'without even thinking'. It's a method of self-purification that keeps me morally fit."

(6) We must fend off moral chaos: "I myself don't need God to tell me how to live, but some people really do. Religious belief puts the fear of God into some who would otherwise behave reprehensibly."

(7) Don't make waves: "I have more than enough substantive controversies that I would rather spend my energies on. Why discard alliances, make enemies, lose the affection of powerful friends and associates by raining on their parade?"

(8) Dumbo's magic feather: "Religious belief is a moral prosthesis: it strengthens the resolve and courage of many who want to be good but don't have the true grit they need. If I recant, I contribute to the dissolution of an aspect of the world that they truly depend on. I have no right to take away their crutch."

The combination of any two or three of these is enough, apparently, to induce some very smart people to defend some very lame arguments. They would never tolerate such fuzzy and illogical thinking in their science–or, in the case of philosophers, in their analytic work in ethics or epistemology or metaphysics. They manage not to notice how they have transformed the object of their worship from the original Celestial Bio-engineer into a Divine Nudger of Randomness into an Omniscient Lawgiver into the (impersonal, but still somehow benign) Ground of All Being. Not only don't they notice this comical retreat; they applaud the deep sophistication of the theologians who have conducted it. (I haven't any idea what the Ground of All Being is, so I guess I don't have to be an atheist about that. Maybe the process of evolution by natural selection just is God! Now there's a way of reconciling evolution with religion! )

Each reason for belief in belief in Gd is defensible up to a point, but we need to weigh the indirect side effects of going along with tradition. First, there's the systematic hypocrisy that poisons discourse, and even more important, our vulnerability to those who abuse the "reverence" with which we are supposed to respond to their indulgences. We can continue to respect the good intentions of those who persist in professing belief in God, but we'll be doing them a favor if we stop pretending that we respect the arguments they use to sustain these fantasies.

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