If what was said in the Ethics is true, that the happy life is the life according to virtue lived without impediment, and that virtue is a mean, then the life which is in a mean, and in a mean attainable by every one, must be the best. And the same principles of virtue and vice are characteristic of cities and of constitutions; for the constitution is in a figure the life of the city.

The continuum is that which is divisible into indivisibles that are infinitely divisible.

We become just by performing just action, temperate by performing temperate actions, brave by performing brave action.

A whole is that which has a beginning, a middle and an end.

Wretched, ephemeral race, children of chance and tribulation, why do you force me to tell you the very thing which it would be most profitable for you not to hear? The very best thing is utterly beyond your reach: not to have been born, not to be, to be nothing. However, the second best thing for you is: to die soon.

If, therefore, there is any one superior in virtue and in the power of performing the best actions, him we ought to follow and obey, but he must have the capacity for action as well as virtue.

All art is concerned with coming into being; for it is concerned neither with things that are, or come into being by necessity, nor with things that do so in accordance with nature.