Pride thyself on what virtue thou hast, and not on thy parentage.

Whoever recounts to you the faults of your neighbour will doubtless expose your defects to others.

Be not in the desire of thine own ease.

Great God, have pity on the wicked, for thou didst everything for the good, when thou madest them good!

Whoever interrupts the conversation of others to make a display of his fund of knowledge, makes notorious his own stock of ignorance.

If a piece of worthless stone can bruise a cup of gold, its worth is not increased, nor that of the gold diminished.

It's no virtue to gain the whole world. Just gain the heart of one person.