Earlier quoted context omitted.
The train of thought I'm on now is: why was keeping the Union together back in the civil war such a great thing? Now we have this bloc of red states in the South who are backward, racist, intolerant science deniers, and they've managed to get just enough on the winning side of the electoral map to make the advanced, multicultural, cosmopolitan science-respecting blue states' lives miserable. That chunk of states shou…
The abolition of slavery was worth it. But the failure of Reconstruction allowed the south to backside right where they were.
Humans are happier if they're grouped together with their own tribe, and not with other neighboring tribes they don't identify with. In this way it's like some of the problems in Africa and the Middle East where the groups there had borders imposed on them that didn't follow this simple principle.