Democracy arose from men's thinking that if they are equal in any respect they are equal absolutely.

We are what we continually do.

Why do men seek honour? Surely in order to confirm the favorable opinion they have formed of themselves.

For knowing is spoken of in three ways: it may be either universal knowledge or knowledge proper to the matter in hand or actualising such knowledge; consequently three kinds of error also are possible.

For any two portions of fire, small or great, will exhibit the same ratio of solid to void; but the upward movement of the greater is quicker than that of the less, just as the downward movement of a mass of gold or lead, or of any other body endowed with weight, is quicker in proportion to its size.

The specific excellence of verbal expression in poetry is to be clear without being low.

Teaching is the highest form of understanding.