One has to know the size of one's stomach.

We are praised or blamed, as the one or the other may be expedient, for displaying to advantage our power of discernment.

One is not converted to christianity; one must be morbid enough for it.

He who has always spared himself much will in the end become sickly of so much consideration. Praised be what hardens!

The devotion of the greatest is to encounter risk and danger, and play dice for death.

Socrates condemned art because he preferred philosophy and only after much internal struggle did Plato accept this judgment.

Without the perpetual counterfeiting of the universe by number, man could not continue to live