Art is a higher type of knowledge than experience.

It is just that we should be grateful, not only to those with whose views we may agree, but also to those who have expressed more superficial views; for these also contributed something, by developing before us the powers of thought.

A change in the shape of the body creates a change in the state of the soul.

Men become builders by building and lyreplayers by playing the lyre; so too we become just by doing just acts, temperate by doing temperate acts, brave by doing brave acts.

Everything that depends on the action of nature is by nature as good as it can be.

A sense is what has the power of receiving into itself the sensible forms of things without the matter, in the way in which a piece of wax takes on the impress of a signet-ring without the iron or gold.

Fine friendship requires duration rather than fitful intensity.