For one brief moment, Rick Santorum was the ideal Republican candidate for 2012, the perfect consonance of Don't-Tread-On-Me libertarianism and traditional cultural conservatism. When asked about contraception, which Santorum and the Catholic Church hold to be destructive of marriage and family, Santorum replied, "You know, here's the difference between me and the Left, and they don't get this. Just because I'm talking about it doesn't mean I want a government program to fix it. That's what they do. That's not what we do." This helped explain why so many liberal politicians and journalists were misunderstanding or lying about what Santorum...