The origin of all mankind was the same; it is only a clear and good conscience that makes a man noble, for that is derived from heaven itself.

You should keep on learning as long as there is something you do not know.

No crime has been without a precedent.

Delay not; swift the flight of fortune's greatest favours.

The artist finds a greater pleasure in painting than in having completed the picture.

No man esteems anything that comes to him by chance; but when it is governed by reason, it brings credit both to the giver and receiver; whereas those favors are in some sort scandalous that make a man ashamed of his patron.

He that makes himself famous by his eloquence, justice or arms illustrates his extraction, let it be never so mean; and gives inestimable reputation to his parents. We should never have heard of Sophroniscus, but for his son, Socrates; nor of Ariosto and Gryllus, if it had not been for Xenophon and Plato.