Sincerity is a certain openness of heart. It is to be found in very few, and what we commonly look upon to be so is only a cunningsort of dissimulation, to insinuate ourselves into the confidence of others.

Fortune never appears so blind as to those to whom she does no good.

Jealousy is not love, but self-love.

Men never desire anything very eagerly which they desire only by the dictates of reason.

Moderation is the feebleness and sloth of the soul, whereas ambition is the warmth and activity of it.

We are much mistaken if we think that men are always brave from a principle of valor, or women chaste from a principle of modesty.

Thinkers think and doers do. But until the thinkers do and the doers think, progress will be just another word in the already overburdened vocabulary by sense.