Change everything except your loves.

Fanaticism, to which men are so much inclined, has always served not only to render them more brutalized but more wicked.

Before receiving your instruction, I must tell you what happened to me one day. I had just had a closet built at the end of my garden. I heard a mole arguing with a cockchafer; 'Here's a fine structure,' said the mole, 'it must have been a very powerful mole who did this work.' 'You're joking,' said the cockchafer; 'it's a cockchafer full of genius who is the architect of this building.' From that moment I resolved never to argue.

Answer me, you who believe that animals are only machines. Has nature arranged for this animal to have all the machinery of feelings only in order for it not to have any at all?

If it's too silly to be said, it can always be sung.

A physician is one who pours drugs of which he knows little into a body of which he knows less.

The Jews are of all peoples the grosses, the most ferocious, the most fanatical, and the most absurd.