but can never attain, is a utopia, and the utopia becomes frankly dangerous when it succeeds in bringing a large mass of intellectual and moral energies to bear upon the achievement of an end that will never be achieved and that, on the day of its purported achievement, can mean nothing more than triumph for the worst people and distress and disappointment for the good. Burke remarked more than a century ago that any political system that assumes the existence of superhuman or heroic virtues can result only in vice and corruption.”