Men crowd into honorable careers without other vocation than their vanity, or at best their love of fame.
Emotions have taught mankind to reason.
Great men in teaching weak men to reflect have set them on the road to error.
It is of no use to possess a lively wit if it is not of the right proportion: the perfection of a clock is not to go fast, but to be accurate.
Indolence is the sleep of the mind.
There does not exist a man sufficiently intelligent never to be tiresome.