Even though the world as a whole progresses, youth must always start again from the beginning, and as individuals go through the epochs of the world's culture.

Daring ideas are like chessmen moved forward; they may be beaten, but they may start a winning game.

We should know mankind better if we were not so anxious to resemble one another.

When one is polite in German, one lies.

Only that type of story deserves to be called moral that shows us that one has the power within oneself to act, out of the conviction that there is something better, even against one's own inclination.

Whatever you cannot understand, you cannot possess.

Mere curiosity adds wings to every step.