“I have gained this by philosophy; I do without being ordered what some are constrained to do by their fear of the law.”

“Since the branch of philosophy on which we are at present engaged differs from the others in not being a subject of merely intellectual interest — I mean we are not concerned to know what goodness essentially is, but how we are to become good men, for this alone gives the study its practical value — we must apply our minds to the solution of the problems of conduct. ”

“When states are democratically governed according to law, there are no demagogues, and the best citizens are securely in the saddle; but where the laws are not sovereign, there you find demagogues. The people become a monarch... such people, in its role as a monarch, not being controlled by law, aims at sole power and becomes like a master.”

“We give up leisure in order that we may have leisure, just as we go to war in order that we may have peace.”

“For man, when perfected, is the best of animals, but, when separated from law and justice, he is the worst of all; since armed injustice is the more dangerous, and he is equipped at birth with the arms of intelligence and with moral qualities which he may use for the worst ends. Wherefore, if he have not virtue, he is the most unholy and the most savage of animals, and the most full of lust and gluttony. But justice is the bond of men in states, and the administration of justice, which is the determination of what is just, is the principle of order in political society.”

“For the things we have to learn before we can do them, we learn by doing them.”

“Even when laws have been written down, they ought not always to remain unaltered.”