It was Plato, according to Sosigenes, who set this as a problem for those concerned with these things, through what suppositions of uniform and ordered movements the appearances concerning the movements of the wandering heavenly bodies could be preserved.

The penalty that good men pay for not being interested in politics is to be governed by men worse than themselves.

Because it is correct to make a priority of young people, taking care that they turn out as well as possible.

A man who really fights for justice must lead a private, not a public, life if he is to survive for even a short time.

No one knows whether death may not be the greatest good that can happen to man.

What a poor appearance the tales of poets make when stripped of the colours which music puts upon them, and recited in simple prose.

The soul is like a pair of winged horses and a charioteer joined in natural union.