The deepest, the only theme of human history, compared to which all others are of subordinate importance, is the conflict of skepticism with faith.

Investigate what is, and not what pleases.

To be active is the primary vocation of man.

As long as you don't practice it, this dying and becoming, You are only a dreary guest on this dark earth.

There is no outward sign of true courtesy that does not rest on a deep moral foundation.

There is no patriotic art.

We cannot and must not get rid of nor deny our characteristics. But we can give them shape and direction.