Good taste is either that which agrees with my taste or that which subjects itself to the rule of reason. From this we can see how useful it is to employ reason in seeking out the laws of taste.

Doubt everything at least once, even the sentence "Two times two is four."

The course of the seasons is a piece of clockwork, with a cuckoo to call when it is spring.

Everyone should study at least enough philosophy and belles-lettres to make his sexual experience more delectable.

A book which, above all others in the world, should be forbidden, is a catalogue of forbidden books.

To do just the opposite is also a form of imitation.

If we thought more for ourselves we would have very many more bad books and very many more good ones.