Compassion literally means to feel with, to suffer with. Everyone is capable of compassion, and yet everyone tends to avoid it because it's uncomfortable. And the avoidance produces psychic numbing -- resistance to experiencing our pain for the world and other beings.
Music has a divine message and messenger of life. It was quintessentially the "Quickening art" -- quickening my soul with this my body, so that suddenly, spontaneously, I was quickened into motion, my own perceptual and kinetic melody, quickened into life by the inner life of music. I was carried ahead by the ongoing musical stream.