The less intelligent the white man is, the more stupid he thinks the black.

A caterpillar who seeks to know himself would never become a butterfly

He who makes great demands upon himself is naturally inclined to make great demands on others.

Every perfect action is accompanied by pleasure. By that you can tell what you ought to do.

If only we could lean over the soul we love and see as in a mirror the image we cast!

To understand is nothing, but to be understood-that is the problem and the source of anguish. The soul throbs and would have the other know-but can not and feels isolated. Then come gestures, words, awkward explanations and material symbols for imponderable outbursts of feeling-and the soul despairs.

Sadness is almost never anything but a form of fatigue.