No reverberatory effect of the great war has caused American public opinion more solicitude than the failure of the 'melting- pot.' The discovery of diverse nationalistic feelings among our great alien population has come to most people as an intense shock. It has brought out the unpleasant inconsistencies of our traditional beliefs We have had to watch hard- hearted old Brahmins virtuously indignant at the spectacle of the immigrant refusing to be melted, while they jeer at patriots like Mary Antin who write about 'our forefathers.' We have had to listen to publicists who express themselves as stunned by the evidence of vigorous nationalistic and cultural movements in this country among Germans, Scandinavians, Bohemians, and Poles, while i... (From : TheAtlantic.com.)