The Lord works in mysterious ways—mysterious, at least, to those who are not certain of their own hopeful interpretations of world events as divine providence. Most of us are doomed to stumble blindly through the morass of modern life, stringing our feeble human narratives together for some measure of comfort. But in the world of politics, it pays to know the mind of God.On Saturday, at a rally in Pennsylvania, a gunman on a rooftop shot at former president Donald Trump, grazing his right ear. The shooter killed one spectator in the crowd and critically injured two others. Shortly thereafter, the Secret Service, in the words of one witness, “blew his head off.” Trump raised a defiant fist in the air, blood running down the…