In his op-ed piece for the New York Times today, Charles Blow provides some strong reminders about why the self-defeating game of ideological purism that progressives play to sort "real" progressives from inauthentic ones is so dangerous at this moment in American history: the nation is coming apart at the seams. Literally so. It's not a moment in which we have the luxury of sorting ourselves into more- and less-pure ideological factions, if we expect to survive as a nation.
