June 18, 2019 / Last updated : June 11, 2019 B. F. Skinner Foundation Skinner's Quote of the Day Reflections on Behaviorism and Society. Chapter 1: Human Behavior and Democracy. Quote 18 “It is often said that in the end the question is who will control the controllers (Quis custodiet ipsos custodes?), but the issue is not Who but What” (p. 14)