Recent Issues. Chapter 12: The Behavior of Organisms at Fifty. Quote 8 Post author:B. F. Skinner Foundation Post published: April 10, 2019 Post category:Skinner's Quote of the Day “In 1935 I published a paper called The Generic Nature of the Concepts of Stimulus and Response in which I argued that a reflex was not something that could be observed on a given occasion.” (p. 124) You Might Also Like Contingencies of Reinforcement. Chapter 5: Operant behavior. Quote 1 May 15, 2018 Contingencies of Reinforcement: A Theoretical Analysis, Preface, Quote 1 January 3, 2018 About Behaviorism, Chapter 14: Summing Up, Quote 11 October 6, 2017