When it led to social mobility, ethnic identity was seen as a positive attribute. Unappealing (or un-American) idiosyncracies were cleaned up; the food, literature, music, and dress promoted; and the whole ethnicity set apart from the diseased and dirty huddled masses who came through Ellis Island. Heritage, like historic memory itself, is always selective. Ethnics and poor folk can be admired from afar, or from a temporal distance, as long as doing so ensures the supremacy of the middle class in the narrative. People can choose to treasure those parts of their heritage that they see as
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