No doubt soaring cathedrals, stirring music, moving stories and parables, help a bit. But by far the most important variable determining your religion is the accident of birth.

Design cannot precede evolution and therefore cannot underlie the universe.

Have they discovered evolution yet?

Saddam Hussein's mind would have been a unique resource for historical, political and psychological research: a resource that is now forever unavailable to scholars... In a small way his execution represents a wanton and vandalistic destruction of important research data.

Why did God make tigers so good at catching prey, and at the same time make prey so good at getting away from tigers? You'd think that if God wanted one thing or the other to happen he'd have engineered it rather better. Maybe he enjoyed the spectator sport?

A formative influence on my undergraduate self was the response of a respected elder statesmen of the Oxford Zoology Department when an American visitor had just publicly disproved his favourite theory. The old man strode to the front of the lecture hall, shook the American warmly by the hand and declared in ringing, emotional tones: "My dear fellow, I wish to thank you. I have been wrong these fifteen years." And we clapped our hands red. Can you imagine a Government Minister being cheered in the House of Commons for a similar admission? "Resign, Resign" is a much more likely response!

We should learn to understand natural selection, so that we can oppose any tendency to apply it to human politics.