Today, the theory of evolution is an accepted fact for everyone but a fundamentalist minority, whose objections are based not on reasoning but on doctrinaire adherence to religious principles.

No one may have the guts to say this, but if we could make better human beings by knowing how to add genes, why shouldn't we?

Science has always been my preoccupation and when you think a breakthrough is possible, it is terribly exciting.

Knowing "why" (an idea) is more important than learning "what" (the fact).

I wanted to see if I could write a good book.

One of the greatest gifts science has brought to the world is continuing elimination of the supernatural.

At lunch Francis [Crick] winged into the Eagle to tell everyone within hearing distance that we had found the secret of life.