I don’t teach people to make the world into what I would want it to be. My job, as I see it, is to draw some general conclusions about what social movements are, and how social change works, by looking at how others have done it, how they are trying to do it now, and what can be learned from their successes and failures. Some of the things I have learned from this point of view are not just or moral or uplifting. Many are uncomfortable, amoral, and cynical…