People regard the same things, some as just and others as unjust, - about these they dispute; and so there arise wars and fightings among them.

It is not noble to return evil for evil, at no time ought we to do an injury to our neighbors.

Let us affirm what seems to be the truth, that, whether one is or is not, one and the others in relation to themselves and one another, all of them, in every way, are and are not, and appear to be and appear not to be.

Lessons, however, that enter the soul against its will never grow roots and will never be preserved inside it.

Not every love, but only that which has a noble purpose, is noble and worthy of praise.

The honour of parents is a fair and noble treasure to their posterity, but to have the use of a treasure of wealth and honour, and to leave none to your successors, because you have neither money nor reputation of your own, is alike base and dishonourable.

Musical innovation is full of danger to the State, for when modes of music change, the laws of the State always change with them.