Commentary About two years ago, one of my wife’s best friends began to turn down invitations to get together. Then, out of the blue, she unfriended my wife on Facebook. That’s kind of a rude way to brush off someone, so my wife finally asked her: What gives? Have I offended you? Her terse text response was full of self-righteousness: “John (her husband) and I are so appalled by the things that Steve writes that we don’t want to associate with you anymore.” I wasn’t offended that they disagree with my positions or even that they felt our political disagreements are so wide that we probably shouldn’t hang out together anymore. After all, we are two Americas today. What stuck in my craw was the word “appalled.” It was her way of saying: “We are better people than you. We have higher standards.” “Appalled” is the outrage you feel when …