Madness is not a consequence of uncertainty but of certainty.

One must have all the virtues to sleep well. Shall I bear false witness? Shall I commit adultery? Shall I covet my neighbor's maid? All that would go ill with good sleep.

All preachers of morality, as also all theologians have a bad habit in common: all of them try to persuade man that he is very ill, and that a severe, final, radical cure is necessary.

The hour-hand of life.

The man loves danger and sport. That is why he loves woman, the most dangerous of all sports.

It is not things, but opinions about things that have absolutely no existence, which have so deranged mankind!

Emerson is a person who lives instinctively on ambrosia - and leaves everything indigestible on his plate.