Along with William Shakespeare and Isaac Newton, Charles Darwin is Britain's greatest gift to the world. He was our greatest thinker.

It would be really worrying if, as a Darwinian, it was impossible to think of ways in which our behavior could be explained.

Not a single one of your ancestors died young. They all copulated at least once.

Everybody is an atheist in saying that there is a god - from Ra to Shiva - in which he does not believe. All that the serious and objective atheist does is to take the next step and to say that there is just one more god to disbelieve in.

There could be something incredibly grand and incomprehensible and beyond our present understanding.

There is enough information capacity in a single human cell to store the Encyclopedia Britannica, all 30 volumes of it, three or four times over.

I like to think 'The God Delusion' is a humorous book. I think, actually, it's full of laughs. And people who describe it as a polarizing book or as an aggressive book, it's just that very often they haven't read it.