The proof of a well-trained mind is that it rejoices in which is good and grieves at the opposite.

No well-informed person has declared a change of opinion to be inconstancy.

Not to know what happened before means to remain forever a child.

It shows nobility to be willing to increase your debt to a man to whom you already owe much.

Friendship was given by nature to be an assistant to virtue, not a companion in vice.

Action is the language of the body and should harmonize with the spirit within.

He cannot be strict in judging, who does not wish others to be strict judges of himself.