The lights went out in his eyes for absolutely the very last time ever.

Why are people born? Why do they die? Why do they want to spend so much of the intervening time wearing digital watches?

You turn the computer into the storyteller and the player into the audience, like in the old days when the storyteller would actually respond to the audience, rather than just having the audience respond to the storyteller. I had an enormous amount of fun, actually, working on that.

For seven and a half million years, Deep Thought computed and calculated, and in the end announced that the answer was in fact Forty-two - and so another, even bigger, computer had to be built to find out what the actual question was.

Put away your worries, the world is a good and perfect place. It is in fact very easy.

One of the major problems encountered in time travel is not that of accidentally becoming your own father or mother. There is no problem involved in becoming your own father or mother that a broadminded and well-adjusted family can't cope with.

WOKING (vb.) To enter the kitchen with the precise determination to perform something only to forget what it is just before you do it.