Americans
Despite its ethnic diversity, the United States has managed to absorb bits and pieces of many cultures and weave them into a unique culture that is strikingly consistent and distinct. You can pick out Americans anyplace in the world, often very quickly, because of their behavior. Among their most observable traits are openness, friendliness, informality, optimism, creativity, loudness, and vitality .
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In common with others, Americans tend to be ethnocentric, in part because of the great size and economic power of the United States. Unlike the Germans and the French, Americans do not have close foreign neighbors with whom they interact constantly. The country shares borders with Canada and Mexico, but relatively few Americans have dealings with or know much about either country.