The nature of this peculiar primary season – the reason it seems at odds with both the 2009-2010 political narrative and the seriousness of the times – was determined by Mitt Romney. Even if you don’t mind RomneyCare, or the abortion flip-flop, or any of the rest, there’s a more basic problem: He’s not a natural campaigner, and on the stump he instinctively recoils from any personal connection with the voters. So, in compensation, he’s bought himself a bunch of A-list advisors and a lavish campaign. He is, as he likes to say, the only candidate with experience in the...