It is true that politics are messy, by contrast, sociology as the product of German Idealism, is not. Look back to Herder, Goethe and their successors who promoted a rooted cosmopolitanism. Their identity politics are tied to the utopian longing for stable national (or international) identity where its mosaic bits assume a beautiful pattern, stretching and yawning perhaps, but not confused, not switching, not turning on each other…
