" These are practical reasons to avoid them, but there’s the moral reason, too: they’re just plain wrong. We simply should not put up with insults, whether from the other side or our own. Indeed, I’ll take it a step further. When someone on your side insults people on the other side, it is your responsibility to take it personally and stand up for those with whom you disagree. "

― Arthur C. Brooks , Love Your Enemies: How Decent People Can Save America from the Culture of Contempt