One must live as if it would be forever, and as if one might die each moment. Always both at once.

The perpetual stream of human nature is formed into ever-changing shallows, eddies, falls and pools by the land over which it passes. Perhaps the only real value of history lies in considering this endlessly varied play between the essence and the accidents.

Love is a boaster at heart, who cannot hide the stolen horse without giving a glimpse of the bridle.

Often beauty grows dull or common when speech breaks the mask.

Never destroy without thought your enemy's pretences; they are usually your best weapon against him.

Everything is change; and you cannot step twice into the same river.

Half the world's troubles come from men not being trained to resent a fallacy as much as an insult.