Kagan in Praise of Radicals and Socialism

"The story is a sad but also a chastening one for those who, more than half a century after socialism's decline, still wish to change America. Radicals have often succumbed to the devastating bane of sectarianism; it is easier, after all, to fight one's fellows than it is to battle an entrenched and powerful foe. Yet if the history of Local New York shows anything, it is that American radicals cannot afford to become their own worst enemies. In unity lies their only hope."

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