Maybe you're not perfect, but you're willing to actually look at yourself and take some kind of accountability. That's a change. It might not mean that you can turn everything around, but I think there's something incredibly hopeful about that.
Let's say music is needed for only 43 seconds of film. You have to score it so it is an entity, so it won't bother anyone when it ends so quickly. Or if a song runs 2 minutes and 45 seconds, but the titles run a minute longer, you have to arrange that song so it doesn't get repetitious.
Indeed, our particular concept of private property, which deters us from exhausting the positive resources of the earth, favors pollution.