“We’ve never been a nation-state in the European sense; we’re a federation of nations, more akin to the European Union than the Republic of France, and this confounds both collective efforts to find common ground and radical campaigns to force one component nation’s values on the others. Once you recognize the real map, you’ll see its shadow everywhere: in linguists’ dialect maps, cultural anthropologist’s maps of the spread of material culture, cultural geographer’s maps of religious regions, and the famous blue county/red county maps of nearly every hotly contested presidential election of the past two centuries.”