People become house builders through building houses, harp players through playing the harp. We grow to be just by doing things which are just.

Anaximenes and Anaxagoras and Democritus say that its [the earth's] flatness is responsible for it staying still: for it does not cut the air beneath but covers it like a lid, which flat bodies evidently do: for they are hard to move even for the winds, on account of their resistance.

A good style must, first of all, be clear. It must not be mean or above the dignity of the subject. It must be appropriate.

It is no part of a physician's business to use either persuasion or compulsion upon the patients.

Consider pleasures as they depart, not as they come.

It is a part of probability that many improbable things will happen.

One cannot say of something that it is and that it is not in the same respect at the same time.