"Freud said to Putnam: "We are what we are because we have been what we have been. - Sigmund Freud

America is the most grandiose experiment the world has seen, but, I am afraid, it is not going to be a success.

And now, the main thing! As far as I can see, my next work will be called "Human Bisexuality." It will go to the root of the problem and say the last word it may be granted to say — the last and the most profound.

The element of truth behind all this, which people are so ready to disavow, is that [humans] are not gentle creatures who want to be loved, and who at the most can defend themselves if attacked; they are, on the contrary, creatures among whose instinctual endowments is to be reckoned a powerful share of aggressiveness. ... It is always possible to bind together a considerable number of people in love, so long as there are other people left over to receive the manifestations of their aggressiveness.