Endnotes

    1   Wikipedia, “Higher Education in the United States,” https://en.wikipedia.org/wiki/Higher_education_in_the_United_States (accessed June 12, 2015). Also see National Center for Education Statistics, “Fast Facts: Back to School Statistics” for more information.

    2   Steve Crabtree, “Worldwide, 13% of Employees Are Engaged at Work,” Gallup press release, October 8, 2013.

    3   Carolyn Gregoire, “Happiness Index: Only 1 in 3 Americans Are Very Happy, According to Harris Poll,” The Huffington Post, June 5, 2013.

    4   Todd Kashdan, “The Problem with Happiness,” The Huffington Post, November 17, 2011.

    5   Emily Esfahani Smith, “There’s More to Life Than Being Happy,” The Atlantic, January 9, 2013.

    6   Ibid.

    7   Lizze ...

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