Musical training is a more potent instrument than any other, because rhythm and harmony find their way into the inward places of the soul, on which they mightily fasten, imparting grace, and making the soul of him who is rightly educated graceful, or of him who is ill-educated ungraceful.

Nobody knows anything, but I, knowing nothing, am the smartest man in the world.

A free soul ought not to pursue any study slavishly, for nothing that is learned under compulsion stays with the mind.

We are what we repeatedly do. Excellence then is a habit.

I don't care what people say about me. I do care about my mistakes.

To fear death, my friends, is only to think ourselves wise, without being wise: for it is to think that we know what we do not know. For anything that men can tell, death may be the greatest good that can happen to them: but they fear it as if they knew quite well that it was the greatest of evils. And what is this but that shameful ignorance of thinking that we know what we do not know?

The friend must be like money, that before you need it, the value is known.