I dream, therefore I exist.

People who keep dogs are cowards who haven't got the guts to bite people themselves.

I always disliked dogs, those protectors of cowards who lack the courage to fight an assailant themselves.

That is the thankless position of the father in the family - the provider for all, and the enemy of all.

A man with a so-called character is often a simple piece of mechanism; he has often only one point of view for the extremely complicated relationships of life.

Friendship can only exist between persons with similar interests and points of view. Man and woman by the conventions of society are born with different interests and different points of view.

Happiness consumes itself like a flame. It cannot burn for ever, it must go out, and the presentiment of its end destroys it at its very peak.

I hated her now with a hatred more fatal than indifference because it was the other side of love.

What an occupation! To sit and flay your fellow men and then offer their skins for sale and expect them to buy them.

People are constantly clamoring for the joy of life. As for me, I find the joy of life in the hard and cruel battle of life - to learn something is a joy to me.

Why is it so painful to watch a person sink? Because there is something unnatural in it, for nature demands personal progress, evolution, and every backward step means wasted energy.