Rhetoric may be defined as the faculty of observing in any given case the available means of persuasion.

Now what is just and right is to be interpreted in the sense of 'what is equal'; and that which is right in the sense of being equal is to be considered with reference to the advantage of the state, and the common good of the citizens. And a citizen is one who shares in governing and being governed. He differs under different forms of government, but in the best state he is one who is able and willing to be governed and to govern with a view to the life of virtue.

The final cause, then, produces motion through being loved.

Those that deem politics beneath their dignity are doomed to be governed by those of lesser talents.

The life of children, as much as that of intemperate men, is wholly governed by their desires.

...in this way the structure of the universe- I mean, of the heavens and the earth and the whole world- was arranged by one harmony through the blending of the most opposite principles.

No one loves the man whom he fears.