Information is information; it is neither matter nor energy.

If the human being is condemned and restricted to perform the same functions over and over again, he will not even be a good ant, not to mention a good human being.

Any labor which competes with slave labor must accept the economic conditions of slave labor.

Our tissues change as we live: the food we eat and the air we breathe become flesh of our flesh and bone of our bone, and the momentary elements of our flesh and bone pass out of our body every day with our excreta. We are but whirlpools in a river of ever-flowing water. We are not stuff that abides, but patterns that perpetuate themselves

I have said that the modern man, and especially the modern American, however much 'know-how' he may have, has very little 'know-what'

Progress imposes not only new possibilities for the future but new restrictions. It seems almost as if progress itself and our fight against the increase of entropy intrinsically must end in the downhill path from which we are trying to escape.

In all important respects, the man who has nothing but his physical power to sell has nothing to sell which it is worth anyone's money to buy