Nature understands no jesting. She is always true, always serious, always severe. She is always right, and the errors are always those of man.

Look at a man the way he is and he only becomes worse, but look at him as if he were what he could be, then he becomes what he should be.

The rainbow mirrors human aims and action. Think, and more clearly wilt thou grasp it, seeing Life is but light in many-hued reflection.

Die Mathematiker sind eine Art Franzosen. Spricht man zu ihnen, so übersetzen sie alles in ihre eigene Sprache, und so wird es alsobald etwas ganz anderes. Mathematicians are a kind of Frenchmen. Whenever you say anything or talk to them, they translate it into their own language, and right away it is something completely different.

The few of understanding, vision rare, Who veiled not from the herd their hearts, but tried, Poor generous fools, to lay their feelings bare, Them have men always burnt and crucified.

Ambition and love are the wings of great actions.

Woman is mistress of the art of completely imbittering the life of the person on whom she depends.