He who is to be a good ruler must have first been ruled.

The life of children, as much as that of intemperate men, is wholly governed by their desires.

Between friends there is no need of justice.

The duty of rhetoric is to deal with such matters as we deliberate upon without arts or systems to guide us, in the hearing of persons who cannot take in at a glance a complicated argument or follow a long chain of reasoning.

For we do not think that we know a thing until we are acquainted with its primary conditions or first principles, and have carried our analysis as far as its simplest elements.

Happiness is a certain activity of soul in conformity with perfect goodness

[Hope is] the dream of a waking man.