Just came upon:
You could say, without losing a great deal, that the purpose of music is to make emotional textures [clear and understandable] enough to serve as a narrative canvas. Which is why the pop-psych idea of having a theme song for your life is so attractive when you are young. To be young is to feel with more intensity than your capacity for making emotions legible can handle. So you seek external scaffolding. source
What are you music quotes?