Notes

  1. . Zygon 4 (1969): 38–39.
  2. . Ibid., p. 40.
  3. . See his “Two Concepts of Rules,” Philosophical Review  64 (1955):3–32.
  4. . Stephen C.Pepper, “Survival Value,” Zygon  4 (1969):4.
  5. . Ibid., p. 7.
  6. . For an interesting discussion of the differences and relations between needs and desires or values, see Abraham Edel, Ethical judgment (New York: Free Press, 1955). pp. 167–75.