The two enemies of human happiness are pain and boredom.

The weakness of their reasoning faculty also explains why women show more sympathy for the unfortunate than men;... and why, on the contrary, they are inferior to men as regards justice, and less honourable and conscientious.

It is difficult to keep quiet if you have nothing to do

We deceive and flatter no one by such delicate artificies as we do our own selves.

The greatest of follies is to sacrifice health for any other kind of happiness.

That a god like Jehovah should have created this world of misery and woe, out of pure caprice, and because he enjoyed doing it, and should then have clapped his hands in praise of his own work, and declared everything to be very good-that will not do at all!

Ist es an und fu? r sich absurd, das Nichtsein fu? r einUbel zu ? halten; da jedes Ubel wie jedes Gut das Dasein zur Voraussetzung hat, ja sogar das Bewusstsein. It is in and by itself absurd to regard non-existence as an evil; for every evil, like every good, presupposes existence, indeed even consciousness.