I don't listen to music when I write, but I do turn on appropriate music when I read portions of my manuscripts back to myself - kind of like adding a soundtrack to help shape mood.
“I knew I couldn't solve it. Because I couldn't figure out what made her drink when things were going well.”
“No enterprise, small or large, public or private, can remain self-governing, let alone successful, so deeply in hock to others as we are about to be.”