I was oppressed with the sensations I then felt; I sunk under the weight of them.

What matters in art is not thinking but making.

Man errs as long as he strives.

You don't love if you don't take the beloved's faults for virtues.

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.

He who does not stretch himself according to the coverlet finds his feet uncovered.

The errors of the observer come from the qualities of the human mind.