Only the most acute and active animals are capable of boredom.

The final reward of the dead - to die no more

He who knows himself to be profound endeavors to be clear; he who would like to appear profound to the crowd endeavors to be obscure.

The destiny of mankind is arranged for happy moments every life has such but not for happy times.

We fear our neighbor's hostile mood because we are afraid that this mood will lead him to penetrate our secrets.

Not doubt, certainty is what drives one insane.

There are expressions and bulls-eyes of the spirit, there are epigrams, a little handful of words, in which a whole culture, a whole society is suddenly crystallized.