318
Anderson, Gretchen. Loneliness Among Older Adults: A National Survey of Adults 45+ // AARP Research and Strategic Analysis. 2010.
319
Fukuyama, Francis. The Great Disruption: Human Nature and the Reconstitution of Social Order. Profile, 1999. P. 50.
320
Konrath, Sara. Changes in Dispositional Empathy in American College Students Over Time: A Meta-Analysis. University of Michigan, 2011.
321
Twenge, Jean M., Campbell, W. Keith, Gentile, Brittany. Increases in Individualistic Words and Phrases in American Books, 1960–2008. 2012.
322
Brooks, David. What Our Words Tell Us // New York Times. 2013. May 20.
323
Kesebir, Pelin, Kesebir, Selin. The Cultural Salience of Moral Character and Virtue Declined in Twentieth Century America // Journal of Positive Psychology. 2012.
