Never seem wiser, nor more learned, than the people you are with. Wear your learning, like your watch, in a private pocket: and do not merely pull it out and strike it; merely to show that you have one.

The scholar without good breeding is a pedant; the philosopher, a cynic.

Remember, as long as you live, that nothing but strict truth can carry you through the world, with either your conscience or your honor unwounded.

Custom has made dancing sometimes necessary for a young man; therefore mind it while you learn it, that you may learn to do it well, and not be ridiculous, though in a ridiculous act.

Instead of giving in to the greatest misfortune that can happen at my age, deafness, I busy myself in searching out all possible compensations, and I apply myself much more to all the amusements that are here within my grasp.

Sex: the pleasure is momentary, the position ridiculous, and the expense damnable.

In seeking wisdom thou art wise; in imagining that thou hast attained it - thou art a fool.