Neither by nature, then, nor contrary to nature do the virtues arise in us; rather we are adapted by nature to receive them, and are made perfect by habit.

It is in justice that the ordering of society is centered.

Obstinate people can be divided into the opinionated, the ignorant, and the boorish.

The difference between a learned man and an ignorant one is the same as that between a living man and a corpse.

There must be in prudence also some master virtue.

A right election can only be made by those who have knowledge.

There are no experienced young people. Time makes experience.