I listened for the echo, and I heard only praise —

We seldom break a leg as long as we are climbing wearily upwards in our lives, instead we do it when we start going easy on ourselves and choosing the comfortable paths.

I fly in dreams, I know it is my privilege, I do not recall a single situation in dreams when I was unable to fly. To execute every sort of curve and angle with a light impulse, a flying mathematics - that is so distinct a happiness that it has permanently suffused my basic sense of happiness.

The advantage of a bad memory is that one enjoys several times the same good things for the first time.

To live alone one must be a beast or a god, says Aristotle. Leaving out the third case: one must be both - a philosopher.

That grand drama in a hundred acts, which is reserved for the next two centuries of Europe-the most terrible, most questionable and perhaps also the most hopeful of all dramas.

The humanity of famous intellectuals lies in being wrong with gracious courtesy when dealing with those who are not famous.