Michael Gerson​ writes today he is confident GOP primary voters will nominate Mitt Romney over Rick Perry​ because Romney seems to be the “safe” candidate at a turbulent hour in American economic history. Gerson writes that Republicans prefer to elect known quantities and are wary of nationally-untested firebrands. “None of these historical precedents make Romney a shoo-in,” Gerson writes. “But they indicate his prospects are better than his current polling.” That’s probably true, and some polls–especially state polls–indicate Romney is still in the game. But Romney’s “safety” isn’t the advantage Gerson thinks it is, and more importantly, many writers and...