I've always felt that what I have going for me is not my imagination, because everyone has an imagination. What I have is a relentlessly controlled imagination. What looks like wild invention is actually quite carefully calculated.

Apes had it worked out. No ape would philosophize, "The mountain is, and is not." They would think, "The banana is. I will eat the banana. There is no banana. I want another banana.

Seeing, contrary to popular wisdom, isn't believing. It's where belief stops, because it isn't needed any more.

I was a very keen reader of science fiction, and during the time I was going to libraries, it was good, written by people who knew their science.

This was the definition of eternity; it was the space of time devised by the Great God Om to ensure that everyone got the punishment that was due to them.

It's not lying when you do it to officers!

Who'd want a pony when you could have the whole universe? It was far more interesting and you didn't have to muck it out once a week.