The life of money-making is one undertaken under compulsion, and wealth is evidently not the good we are seeking; for it is merely useful and for the sake of something else.

All men by nature desire to know. An indication of this is the delight we take in our senses; for even apart from their usefulness they are loved for themselves...

Those who cannot bravely face danger are the slaves of their attackers.

Anybody can become angry - that is easy, but to be angry with the right person and to the right degree and at the right time and for the right purpose, and in the right way - that is not within everybody's power and is not easy.

Aristotle said: "Evil brings men together."

The rattle is a toy suited to the infant mind, and education is a rattle or toy for children of larger growth.

Boundaries don't protect rivers, people do.