Never by reflection, but only by doing is self- knowledge possible to one.

He who serves the public is a poor animal; he worries himself to death and no one thanks him for it.

The man with insight enough to admit his limitations comes nearest to perfection.

Not all that is presented to us as history has really happened; and what really happened did not actually happen the way it is presented to us; moreover, what really happened is only a small part of all that happened. Everything in history remains uncertain, the largest events as well as the smallest occurrence.

You shall abstain, shall abstain. That is the eternal song.

Instruction does much, but encouragement everything.

I have, alas! Philosophy, Medicine, Jurisprudence too, And to my cost Theology, With ardent labor, studied through. And here I stand, with all my lore, Poor fool, no wiser than before.