Music's Classical Pedigree
It is for this reason the mind requires active participation in instrumental and vocal music. The exercise of which tunes the mind into these nuances, these complex and layered cues of timbre, pitch, rhythm, harmony, dynamics, contours, expression complex textures. Just as the weight lifter cannot hope to gain muscle through reading about weight lifting, so too is it true with the musician athlete.
Music is the Core of Classical Education
For the classical mind: Rhetoric and Music only lead to Virtue when they are in accord with the Cosmos. Or In the words of Lady Philosophy
...I call to my aid the sweet persuasiveness of Rhetoric, who then only walketh in the right way when she forsakes not my instructions, and Music, my handmaid, I bid to join with her singing, now in lighter, now in graver strain. Consolation of Philosophy Book II.