The way to set moral change in motion, he says, is not to go for the jugular, or even for dialogue—straight to the things that divide you. Talk about sports. Talk about the weather. Talk about your children. Make a human connection. Change comes about in part, as he describes it, by way of “conversation in the old-fashioned sense”—simple association, habits of coexistence, seeking familiarity around mundane human qualities of who we are.

