Lately there’s been this drip-drip-drip of posts in my newsfeed that are — let’s be honest — rooted in racism. The slanted news articles, you know the ones. This one time a black person benefited at the expense of a white person, evidence of widespread “reverse racism!” Drip. This one black cop shot an unarmed white man but nobody cares because white people are discriminated against! Drip. A black person somewhere did something bad therefore it’s reasonable to fear all black people everywhere! Drip. Or the memes about black rioting. Drip. Or the absurdly emotional defenses of all police officer actions, even the ones that are demonstrably inexcusable. Drip. Drip. Drip. Drip. They aren’t posted by people who think of themselves as racists or who condone explicit racism, but they do reveal an inexcusable myopia about the biases we all have and a disturbing lack of empathy for people of color. Although I have never been one to unfriend people who disagree with my...