The first step, my son, which one makes in the world, is the one on which depends the rest of our days.

To succeed in the world it is not enough to be stupid, you must also be well-mannered.

A yawn may not be polite, but at least it is an honest opinion.

The more I read, the more I acquire, the more certain I am that I know nothing.

It requires ages to destroy a popular opinion.

To enjoy life we must touch much of it lightly.

All styles are good except the tiresome kind.