Recently, I was in the car with my two older sons (ages 5 & 7) when they started teasing each other about liking girls in their respective classes. At one point, my oldest said to his younger brother that a girl who shall remain nameless liked him. The younger one replied indignantly, nearing the point of blows, that he did not like her. His level of condemnation and disgust was one I had heard before. I knew, without question, that the girl who he did not want to be associated with was a little black girl. I…