1. A/RES/70/1 Transforming our world: the 2030 Agenda for Sustainable Development, 25 September 2015, from http://www.un.org/en/sections/documents/general-assembly-resolutions/index.html
2. Analects. (1998). The Analects of Confucius. A philosophical translation (R. T. Ames & H. Jr. Rosemont, Trans.). New York: Ballentine Books.
3. Anastaplo, G. (1969). On civil disobedience: Thoreau and Socrates. Southwest Review, 54(2), 203–214.
4. Brickhouse, T. C., & Smith, N. D. (2015). Socrates on the Emotions. Plato Journal, 15, 9–28.
5. Channing, V., & Aubrey, K. (2008). Learning. In S. Wallace (Ed.), A dictionary of education. Oxford: Oxford University Press.