1. Fei Teng, & Jianjun Li, “The Debate on Research of Chimbrid,” The Collection of Postgraduate Thesis on the Third National Forum of Philosophy of Science and Technology and Interdiscipline (2010): 568-572 (in Chinese).
2. Sigmund Freud, Introductory Lectures on Psycho-analysis (Beijing: The Commercial Press, 1984), 9 (in Chinese).
3. Karl H. Marx, & Friedrich V. Engels, Anthology of Marx and Engels (3) (Beijing: People's Publishing House, 1994), 776 (in Chinese).
4. Abraham H. Maslow, Motivation and Personality (New York: Harper and Row, Publishers, Inc., 1987), 15-31.
5. Yong Duan, Philosophy of Life with Self- organization (Beijing: China Agriculture Science and Technology Press, 2009), 88, 128 (in Chinese).
6. John S. Mill, Utilitarianism, 2nd ed. (Indianapolis: Hackett Publishing Company, Inc., 2001), 7.
7. Jeremy Bentham, An Introduction to the Principles of Morals and Legislation (London; New york: Methuen & Co. Ltd., 1982), 42.
8. Abraham H. Maslow, Motivation and Personality (New York: Harper and Row, Publishers, Inc., 1987), 53.
9. Jeremy Bentham, An Introduction to the Principles of Morals and Legislation (London; New york: Methuen & Co. Ltd., 1982), 25-26, 21.
10. David Hume, A Treatise of Human Nature (Oxford University Press, 2000), 266, 295.
11. Jacques P. Thiroux, & Keith W. Krasemann, Ethics: Theory and Practice, 9th ed. (Upper Saddle River, N.J. : Prentice Hall, 1998), 38, 44, 49.
12. John S. Mill, Utilitarianism, 2nd ed. (Indiana- polis: Hackett Publishing Company, Inc., 2001), 35.
13. Adam Smith, The Theoty of Moral Sentiments (3) (Beijing: Jiuzhou Press, 2006), 700.
14. Ibid., 670.
15. Ibid., 704.
16. Peter Singer, Practical Ethics, 2nd ed. (New York; Victoria: Cambridge University Press, 1999), 100.
17. Philip J. Ivanhoe, & Bryan W. Van Norden, Readings in Classical Chinese Philosophy (New York: Seven Bridge Press, 2001), 32.
18. Jacques P. Thiroux, & Keith W. Krasemann, Ethics: Theory and Practice,