Note for a lecture,"E Pluribus Unum? What Keeps the United States United"

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America didn’t become the richest country in the world by practicing
socialism, or the strongest country by denigrating its governing institutions, or
the most talent-­filled country by stoking fear of immigrants. It got here via the
motto “E Pluribus Unum” — Out of Many, One.

--Thomas L. Friedman, "Who Are We?" New York Times