Reflections on Behaviorism and Society. Chapter 14: The Force of Coincidence. Quote 1 Post author:B. F. Skinner Foundation Post published:December 30, 2019 Post category:Skinner's Quote of the Day “Coincidence is the heart of operant conditioning. A response is strengthened by certain kinds of consequences, but not necessarily because they are actually produced by it.” (p. 172) You Might Also Like About Behaviorism, Chapter 6: Verbal Behavior, Quote 1 April 25, 2017 Upon Further Reflection. Chapter 4: Selection by Consequences Quote 13 May 5, 2020 About Behaviorism, Chapter 13: What Is Inside the Skin?, Quote 4 September 14, 2017