Is it not also true that no physician, in so far as he is a physician, considers or enjoins what is for the physician's interest, but that all seek the good of their patients? For we have agreed that a physician strictly so called, is a ruler of bodies, and not a maker of money, have we not?
The man who arrives at the doors of artistic creation with none of the madness of the Muses would be convinced that technical ability alone was enough to make an artist... what that man creates by means of reason will pale before the art of inspired beings.
Is it not true that the clever rogue is like the runner who runs well for the first half of the course, but flags before reaching the goal: he is quick off the mark, but ends in disgrace and slinks away crestfallen and uncrowned. The crown is the prize of the really good runner who perseveres to the end.
It's like this, I think: the excellence of a good body doesn't make the soul good, but the other way around: the excellence of a good soul makes the body as good as it can be.
Man's music is seen as a means of restoring the soul, as well as confused and discordant bodily afflictions, to the harmonic proportions that it shares with the world soul of the cosmos.