We will be better men, braver and less idle, if we believe that one must search for the things one does not know, rather than if we believe that it is not possible to find out what we do not know and that we must not look for it.

The love, more especially, which is concerned with the good, and which is perfected in company with temperance and justice, whether among gods or men, has the greatest power, and is the source of all our happiness and harmony, and makes us friends with the gods who are above us, and with one another.

For good nurture and education implant good constitutions.

If one sins against the laws of proportion and gives something too big to something too small to carry it - too big sails to too small a ship, too big meals to too small a body, too big powers to too small a soul - the result is bound to be a complete upset. In an outburst of hubris the overfed body will rush into sickness, while the jack-in-office will rush into the unrighteousness that hubris always breeds.

... what we can be positive about is what we have just said, namely that they must be given the right education, whatever that may be, as the surest way to make them behave humanely to each other and the subjects in their charge.

Only a philosopher's mind grows wings, since its memory always keeps it as close as possible to those realities by being close to which the gods are divine.

There still remain three studies suitable for free man. Arithmetic is one of them.