Malice is poisoned by her own venom.

Neither refinement nor delicacy is indispensable to produce elegance.

Have I done aught of value to my fellow-men? Then have I done much for myself.

The more any one speaks of himself, the less he likes to hear another talked of.

Vanity and rudeness are seldom seen together.

Kiss the hand of him who can renounce what he has publicly taught when convicted of his error, and who, with heartfelt joy, embraces truth, though with the sacrifice of favourite opinions.

Each particle of matter is an immensity, each leaf a world, each insect an inexplicable compendium.