Contingencies of Reinforcement. Chapter 1: The Role of the Environment. Quote 16 Post author:B. F. Skinner Foundation Post published:January 31, 2018 Post category:Skinner's Quote of the Day “The principles of hedonism, utilitarianism, and adaptation were not wrong, they were simply not precise.” (p. 10) Subscribe to RSS feed here You Might Also Like Science and Human Behavior, Chapter 7: Operant Discrimination, Quote 22 May 12, 2016 Recent Issues. Chapter 12: The Behavior of Organisms at Fifty. Quote 21 April 29, 2019 Upon Further Reflection. Chapter 6: The Evolution of Verbal Behavior. Quote 1 June 1, 2020