Historically, musicians know what it is like to be outside the norm - walking the high wire without a safety net. Our experience is not so different from those who march to the beat of different drummers.
It's fun when you start a movie, because it's kind of like you get to go Christmas shopping... you get to make your wish list and you start thinking about what each character needs.
The compulsion to do good is an innate American trait. Only North Americans seem to believe that they always should, may, and actually can choose somebody with whom to share their blessings. Ultimately this attitude leads to bombing people into the acceptance of gifts.