Social responsibility above the level of family, or at most of tribe, requires imagination-- devotion, loyalty, all the higher virtues -- which a man must develop himself; if he has them forced down him, he will vomit them out.

When you vote, you are exercising political authority, you're using force. And force, my friends, is violence. The supreme authority from which all other authorities are derived.

Don't appeal to mercy to God the Father up in the sky, little man, because he's not at home and never was at home, and couldn't care less. What you do with yourself, whether you are happy or unhappy- live or die- is strictly your business and the universe doesn't care. In fact you may be the universe and the only cause of all your troubles. But, at best, the most you can hope for is comradeship with comrades no more divine (or just as divine) as you are. So quit sniveling and face up to it- 'Thou art God!'

Sense is never common.

If we blow ourselves up we will do it by misapplication of science; if we manage to keep from blowing ourselves up, it will be through intelligent application of science.

Most people who sneer at technology would starve to death if the engineering infrastructure were removed.

I'm afraid of coaching, of writer's classes, of writer's magazines, of books on how to write. They give me centipede trouble - you know the yarn about the centipede who was asked how he managed all his feet? He tried to answer, stopped to think about it, and was never able to walk another step.