Earlier this week, Rick Perry said, “It’s fun to poke at [Obama] a little bit and say, “Hey, let’s see your grades and your birth certificate.”” And why shouldn’t he find birtherism fun? Racism is supposed to be fun for white people who choose to engage in it. I mean, it’s gotta be fun to be powerful and dominant and flaunt white privilege. Right? In a country where lynchings once doubled an occasion for barbeques — the strangling and perhaps burning of a Black body as the central performance act at a pleasant Southern picnic — why shouldn’t racism be...