I would recommend Madness and Civilization from the same author, in a similar vein. Similar to prisons, society needs hospitals to house the sick, so that the "

I would recommend Madness and Civilization from the same author, in a similar vein. Similar to prisons, society needs hospitals to house the sick, so that the "sane" ones have somewhere they can point to and say, "Those are the sick ones, over there". It's a good argument on distancing one's self from the other, in order to maintain a feeling of superiority.