Politics is a science. You can demonstrate that you are right and that others are wrong.

That’s what existence means: draining one’s own self dry without the sense of thirst.

I was a neophyte in another world [in 1954].

Who can exhaust a man? Who knows a man's resources?

The real nature of the present revealed itself: it was what exists, all that was not present did not exist.

Neither sex, without some fertilization of the complimentary characters of the other, is capable of the highest reaches of human endeavor.

In wanting freedom we discover that it depends entirely on the freedom of others, and that the freedom of others depends on ours. . . I am obliged to want others to have freedom at the same time that I want my own freedom. I can take freedom as my goal only if I take that of others as a goal as well.