The little may contrast with the great, in painting, but cannot be said to be contrary to it. Oppositions of colors contrast; but there are also colors contrary to each other, that is, which produce an ill effect because they shock the eye when brought very near it.

It is clear that the individual who persecutes a man, his brother, because he is not of the same opinion, is a monster.

The best is the enemy of the good.

Virtue between men is a commerce of good actions: he who has no part in this commerce must not be reckoned.

Men will always be mad, and those who think they can cure them are the maddest of all.

To believe in God is impossible not to believe in Him is absurd.

I acknowledge that four thousand volumes of metaphysics will not teach us what our soul is.