The greater part of instruction is being reminded of things you already know.

True opinions are a fine thing and do all sorts of good so long as they stay in their place; but they will not stay long. They run away from a man's mind, so they are not worth much until you tether them by working out the reason. Once they are tied down, they become knowledge, and are stable.

The point which I should first wish to understand is whether the pious or holy is beloved by the gods because it is holy, or holy because it is beloved of the gods.

Virtue is relative to the actions and ages of each of us in all that we do.

The beginning is the chiefest part of any work.

We must infer that all things are produced more plentifully and easily and of a better quality when one man does one thing which is natural to him and does it at the right time, and leaves other things.

If you do not take an interest in the affairs of your government, then you are doomed to live under the rule of fools.