There are, always and only, the bad people, but some of them are on opposite sides.

Coffee is a way of stealing time that should by rights belong to your older self.

I must have read every issue of 'Punch' published in the 20th century, and I think in the process I picked up the true voice of English humour - that amiable, fairly liberal, laconic voice which you find in something like 'Three Men in a Boat.'

I tell you, commander, it's true that some of the most terrible things in the world are done by people who think, genuinely think, that they're doing it for the best, especially if there is some god involved.

At least I know I'm bewildered about the really fundamental and important facts of the universe.

I write books back to back, and I work very hard on them.

Everything makes sense a bit at a time. But when you try to think of it all at once, it comes out wrong.