Cato used to assert that wise men profited more by fools than fools by wise men; for that wise men avoided the faults of fools, but that fools would not imitate the good examples of wise men.

To fail to do good is as bad as doing harm.

The soul of man... is a portion or a copy of the soul of the Universe and is joined together on principles and in proportions corresponding to those which govern the Universe.

Statesmen are not only liable to give an account of what they say or do in public, but there is a busy inquiry made into their very meals, beds, marriages, and every other sportive or serious action.

We ought to give our friend pain if it will benefit him, but not to the extent of breaking off our friendship; but just as we make use of some biting medicine that will save and preserve the life of the patient. And so the friend, like a musician, in bringing about an improvement to what is good and expedient, sometimes slackens the chords, sometimes tightens them, and is often pleasant, but always useful.

A healer of others, himself diseased.

These Macedonians are a rude and clownish people; they call a spade a spade.