To have a liberal temperament is a kind of psychological boon, To be able to understand that someone you disagree with is not just a terrible creature but somebody with whom you disagree.
Indifference is harder to fight than hostility, and there is nothing that kills an agitation like having everybody admit that it is fundamentally right.
I think that a song, when it works, never mind a piece of long form music, even a song is something that speaks to itself but has a language all of its own, ideally.

