Sleep not when others speak, sit not when others stand, speak not when you should hold your peace, walk not when others stop.

Let your countenance be pleasant, but in serious matters let it be somewhat grave.

At home, a young man should be a good son, when outside he should treat others like his brothers, his behaviour should be one of trustworthy and proper, and should love the multitude at large and keep himself close to people of benevolence and morality. If after all these activities, he has any energy to spare, he should read widely to stay cultivated.

The desire to annoy no one, to harm no one, can equally well be the sign of a just as of an anxious disposition.

To understand the man you have to know what was happening in the world when he was twenty.

Respectfulness, without the rules of propriety, becomes laborious bustle; carefulness, without the rules of propriety, becomes timidity; boldness, without the rules of propriety, becomes insubordination; straightforwardness, without the rules of propriety, becomes rudeness.