“Those who know, do. Those that understand, teach.”

“Those who are not angry at the things they should be angry at are thought to be fools, and so are those who are not angry in the right way, at the right time, or with the right persons.”

“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.”

“Misfortune shows those who are not really friends.”

“Those who cannot bravely face danger arethe slaves of their attackers.”

“Democracy arises out of the notion that those who are equal in any respect are equal in all respects; because men are equally free, they claim to be absolutely equal.”

“The greatest virtues are those which are most useful to other persons.”