人类是一种糟糕的动物。
The human animal is a bad animal.
L'absence est à l'amour ce qu'est au feu le vent; il éteint le petit, il allume le grand.
The death of a beautiful woman is, unquestionably, the most poetical topic in the world.
The function of consciousness is to solve problems of adaptation.
The process of grouping, of organization, is not arbitrary but follows definite laws.
To be misunderstood is the fate of all great spirits.