Learning is not child's play; we cannot learn without pain.

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

Emotions of any kind can be evoked by melody and rhythm; therefore music has the power to form character.

Happiness is the meaning and the purpose of life, the whole aim and end of human existence.

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.

There is also a doubt as to what is to be the supreme power in the state: - Is it the multitude? Or the wealthy? Or the good? Or the one best man? Or a tyrant?

To learn is a natural pleasure, not confined to philosophers, but common to all men.