"'A natural reflex of the changed social conditions of the country is seen in the new class terminology, borrowed from the Old World, which soon after the war crept into use in the United States. It had been the boast of the former American that everybody in this country was a workingman; but now that term we find more and more frankly employed to distinguish the poor from the well-to-do. For the first time in American literature we begin to read of the lower classes, the upper classes, and the middle classes--terms which would have been meaningless in America before the war, but now corresponded so closely with the real facts of the situation that those who detested them most could not avoid their use.
"'A prodigious display of luxury such as Europe could not rival had begun to character
