And last of all there trickles down that third and darker thought, the thought of the things themselves, the confused half-conscious mutter of men who are black and whitened, crying Liberty, Freedom, Opportunity — vouchsafe to us, O boastful World, the chance of living men! To be sure, behind the thought lurks the afterthought: suppose, after all, the World is right and we are less than men? Suppose this mad impulse within is all wrong, some mock mirage from the untrue?