After the Paris attack, conventional wisdom held that Republican voters would finally turn away from political outsiders and reward candidates representing sobriety and experience. No one stopped to consider that, actually, voters might be drawn to the guy who memorably said of ISIS that he would "bomb the ---- out of them." Not only has Donald Trump not been hurt by Paris, he has bumped up in the aftermath (Ben Carson, on the other hand, has indeed dropped). The cliche about Trump is that he's defying the laws of political gravity. If Trump is cutting against the contemporary political grain...