Love is composed of a single soul inhabiting two bodies.

Excellence is an art won by training and habituation. We do not act rightly because we have virtue or excellence, but we rather have those because we have acted rightly. We are what we repeatedly do. Excellence, then, is not an act but a habit.

The basis of a democratic state is liberty

Music has the power of producing a certain effect on the moral character of the soul, and if it has the power to do this, it is clear that the young must be directed to music and must be educated in it.

The excellence of a thing is related to its proper function.

The bad man is continually at war with, and in opposition to, himself.

Friendship is essentially a partnership.