C. N. Dewall et al., “Depletion Makes the Heart Grow Less Helpful: Helping as a Function of Self-Regulatory Energy and Genetic Relatedness,” PSPB 34 (2008): 1653. Мать Тереза цитируется по: P. Slovic, “‘If I Look At the Mass, I Will Never Act’: Psychic Numbing and Genocide,” Judgment and Decision Making, 2 (2007): 1. Цитата приписывается Сталину в многочисленных источниках, в том числе: L. Lyons, “Looseleaf Notebook,” Washington Post, January 30, 1947.