It is a mantra that has been repeated so many times it has become de facto reality in the minds of those who watch Marco Rubio's Super PAC, aka Fox News. "Marco Rubio is the most electable candidate and we absolutely must defeat Hillary. He's the one!," we are told incessantly by the smart "conservatives." Asserting one candidate is more electable than another is always a fool's errand. After all, this frantic concern of electability is what got us the nominations of Bob Dole, John McCain, and Mitt Romney. Moreover, with the most radical and unappealing pair of Democrat candidates...