In art, to express the infinite one should suggest infinitely more than is expressed.

Impotent hatred is the most horrible of all emotions; one should hate nobody whom one cannot destroy.

Even dirt glitters when the sun is shining upon it

Great endowments often announce themselves in youth in the form of singularity and awkwardness.

The person who in shaky times also wavers only increases the evil, but the person of firm decision fashions the universe.

A clever man commits no minor blunders.

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.