I was on Facebook, arguing. Bad move. What made me think I was obligated to “correct” a stranger on a hot topic—especially a divisive one? The results were heated words, hurt feelings (on my part anyway), and a broken chance to witness well for Jesus. That’s the sum outcome of “internet anger.” It’s the term for the harsh words flung daily across the blogosphere. As one ethics expert explained, people wrongly conclude that rage “is how public ideas are talked about.”

Paul’s wise advice to Timothy made the same caution. “Don’t have anything to do with foolish and stupid arguments, because you…