Men agree that justice in the abstract is proportion, but they differ in that some think that if they are equal in any respect they are equal absolutely, others that if they are unequal in any respect they should be unequal in all. The only stable principle of government is equality according to proportion, and for every man to enjoy his own.

Anaximenes and Anaxagoras and Democritus say that its [the earth's] flatness is responsible for it staying still: for it does not cut the air beneath but covers it like a lid, which flat bodies evidently do: for they are hard to move even for the winds, on account of their resistance.

We have next to consider the formal definition of virtue.

With the truth, all given facts harmonize; but with what is false, the truth soon hits a wrong note.

Democracy is the form of government in which the free are rulers, and oligarchy in which the rich; it is only an accident that the free are the many and the rich are the few.

Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.

A brave man is clear in his discourse, and keeps close to truth.