Atheists are the new gays; in the closet and pretty much disqualified from public office.

Molecular evidense suggests that our common ancestor with the chimpanzees lived, in Africa, between 5 and 7 million years ago, say half a million generations ago. This is not long by evolutionary standards.

There is something infantile in the presumption that somebody else has a responsibility to give your life meaning and point… The truly adult view, by contrast, is that our life is as meaningful, as full and as wonderful as we choose to make it.

I've seen [Lalla Ward] episodes of "Doctor Who." They're good, at least partly because the scripts were written by Douglas Adams.

I think by the age of about nine I recognized that there were a lot of different religions, and it was an accident I happened to be born into one of them. If I had been born somewhere else, I would have had a different one. Which is a pretty good lesson, actually. Everyone should learn that.

I personally would consider it to be an honour to be fossilized.

You can never be absolutely certain that anything doesn't exist. But you can show that it's unlikely.