Much ink has been spilt in describing the precise nature of the soul-searching the GOP is undergoing in the wake of getting totally shellacked last Tuesday. There are a plethora of suggestions — of varying degrees of helpfulness — as to how the Republican party can re-brand and re-orient itself; ranging from capitulating on taxes to deciding that gay marriage isn’t a hill to die on. But there’s one easy ideological maneuver that Republicans could make that would simultaneously burnish their stance as the party of freedom and expand their base while alienating the president from his. It is a...