Real misanthropes are not found in solitude, but in the world; since it is experience of life, and not philosophy, which produces real hatred of mankind.

The greater part of the people we assign to educate our sons we know for certain are not educated. Yet we do not doubt that they can give what they have not received, a thing which cannot be otherwise acquired.

Irresolute men are sometimes very persistent in their undertakings, because if they give up their designs they would have to make a second resolution.

Men are ready to suffer anything from others or from heaven itself, provided that, when it comes to words, they are untouched.

Ignorance is the greatest source of happiness.

He who doubts, knows - knows as much as can be known.

Nothing in the world is so rare as a person one can always put up with.