It would be better if there were nothing. Since there is more pain than pleasure on earth, every satisfaction is only transitory, creating new desires and new distresses, and the agony of the devoured animal is always far greater than the pleasure of the devourer

It is only a man's own fundamental thoughts that have truth and life in them.

Unrest is the mark of existence.

Every original idea is first ridiculed, then vigorously attacked, and finally taken for granted.

The assumption that animals are without rights, and the illusion that our treatment of them has no moral significance, is a positively outrageous example of Western crudity and barbarity. Universal compassion is the only guarantee of morality.

What a man is: that is to say, personality, in the widest sense of the word; under which are included health, strength, beauty, temperament, moral character, intelligence, and education.

A man of genius can hardly be sociable, for what dialogues could indeed be so intelligent and entertaining as his own monologues?