Every word has its fragrance: there is a harmony and a disharmony of fragrances, and hence of words.

But thus do I counsel you, my friends: distrust all in whom the impulse to punish is powerful! Distrust all those who talk much of their justice!

Those who are devoid of purpose will make the void their purpose.

Idleness is the beginning of all psychology. What? Could it be that psychology is ? a vice?

Concerning great things one should either be silent or speak loftily.

Free will without fate is no more conceivable than spirit without matter, good without evil.

Every achievement, every step forward in knowledge, is the consequence of courage, of toughness towards oneself, of sincerity to oneself