Beauty is the flower of virtue.

Among real friends there is no rivalry or jealousy of one another, but they are satisfied and contented alike whether they are equal or one of them is superior.

If Nature be not improved by instruction, it is blind; if instruction be not assisted by Nature, it is maimed; and if exercise fail of the assistance of both, it is imperfect.

Know how to listen, and you will profit even from those who talk badly.

Nothing can produce so great a serenity of life as a mind free from guilt and kept untainted, not only from actions, but purposes that are wicked. By this means the soul will be not only unpolluted but also undisturbed. The fountain will run clear and unsullied.

For to err in opinion, though it be not the part of wise men, is at least human.

For the correct analogy for the mind is not a vessel that needs filling, but wood that needs igniting.