Discuss “‘Everyone’s a little bit racist,’ but admit it and learn from it”

When our ancestors started leaving Africa 200,000 years ago, eventually spreading across the globe, the skin of those ancient Yankees who settled in the north slowly grew paler because there wasn’t as much ultraviolet light to block out; those who lived nearer the equator had darker skin. If you map out the world’s skin colors on a globe, you see a smooth gradient spilling across the continents — pale to dark to pale.

Thanks a lot, sunshine. You know what your pesky cheery rays have done? Take a look.

Two weeks ago, Bill O’Reilly told viewers of his show how amazed he was that Sylvia’s restaurant in Harlem, which he visited with the Reverend Al Sharpton, seemed a lot like a white people restaurant. Earlier this year, talk show host...