What drives people to public service is a sense of possibility. If you haven't sensed that possibility you don't get started in the same way, you don't feel you can have an impact.
“Some of the wise boys who say my music is loud, blatant and that's all should see the faces of the kids who have driven a hundred miles through the snow to see the band... to stand in front of the bandstand in an ecstasy all their own.”