In all mammalian species that have so far been carefully studied, the rate at which their members engage in the killing of conspecifics is several thousand times greater than the highest homicide rate in any American city.

True, you don't have to be religious to be crazy, but it helps. Indeed, if you are religious, you don't have to be crazy in the medically certifiable sense in order to do massively crazy things.

...but I also can't prove that mushrooms could not be intergalactic spaceships spying on us.

Whereas religions may serve a benign purpose by letting many people feel comfortable with the level of morality they themselves can attain, no religion holds its member to the high standards of moral responsibility that the secular world of science and medicine does!

Human consciousness is just about the last surviving mystery.

Virtually every major technological advance in the history of the human species- back to the invention of stone tools and the domestication of fire has been ethically ambiguous. If you want to reason about faith, and offer a reasoned (and reason responsive) defense of faith as an extra category of belief worthy of special consideration, I'm eager to play. I certainly grant the existence of the phenomenon of faith; what I want to see is a reasoned ground for taking faith seriously as a way of getting to the truth , and not, say, just as a way people comfort themselves and each other

The evidence for evolution pours in, not only from geology, paleontology, biogeography, and anatomy, but of course from molecular biology and every other branch of the life sciences.