A line is not made up of points. ... In the same way, time is not made up parts considered as indivisible 'nows.' Part of Aristotle's reply to Zeno's paradox concerning continuity.

The soul of animals is characterized by two faculties, (a) the faculty of discrimination which is the work of thought and sense, and (b) the faculty of originating local movement.

Friendship is a thing most necessary to life, since without friends no one would choose to live, though possessed of all other advantages.

We are what we repeatedly do.

The argument of Alcidamas: Everyone honours the wise. Thus the Parians have honoured Archilochus, in spite of his bitter tongue; the Chians Homer, though he was not their countryman; the Mytilenaeans Sappho, though she was a woman; the Lacedaemonians actually made Chilon a member of their senate, though they are the least literary of men; the inhabitants of Lampsacus gave public burial to Anaxagoras, though he was an alien, and honour him even to this day.

The structural unity of the parts is such that, if any one of them is displaced or removed, the whole will be disjointed and dis­turbed. For a thing whose presence or absence makes no visible difference is not an organic part of the whole.

Men come together in cities in order to live: they remain together in order to live the good life