Restructuring societies to perfect humanity was tried by Hitler, Stalin, Mao, and Pol Pot, among others, and in every case, they produced Hell on earth.
Stop for a moment to wonder why, Hilary! It's because socialism, like every scheme to create Heaven on earth presupposes altruistic intentions plus omniscience. In spite of what Prof. Smartypants at the U. of B.S. says, no one has that.