The aimof argument, or of discussion, should not be victory, but progress.

DonÆt let life discourage you; everyone who got where he is had to begin where he was

Knowledge is of two kinds, we know a subject ourselves or we know where we can get information upon it.

In history, characters and events occur twice, first as tragedy then as farce.

Fourthings come not back: the spoken word, the spent arrow, the past life, and theneglected opportunity.

A gem is not polished without rubbing, nor is a man perfected without trials.

The exercise of power is determined by thousands ofinteractions between the world of the powerful and that of the powerless, allthe more so because these worlds are never divided by a sharp line: everyonehas a small part of himself in both.

Silencemay be golden, but can you think of a better way to entertain someone than tolisten to him?

The last function of reason is to recognize that there is an infinity of things which surpass it.

Let not thy will roar, when thy power can but whisper.

Our errors are steps on the way.

Philosophy may describe unreason, as it may describe force; it cannot hope to refute them.