One must be a sea, to receive a polluted stream without becoming impure.

O my brothers, am I then cruel? But I say: that which is falling should also be pushed!

Nothing can be done about it: every master has but a single pupil--and he will not stay loyal to him--for he is also destined to become a master.

For nothing is more democratic than logic; it is no respecter of persons and makes no distinction between crooked and straight noses.

Warfare is the father of all good things, it is also the father of good prose!

Most people are too stupid to act in their own interest

That, however, is - mediocrity, though it be called moderation.