Verbal Behavior: Extended Edition. Chapter 10: Supplementary Stimulation. Quote 21 Post author:B. F. Skinner Foundation Post published:July 14, 2025 Post category:Skinner's Quote of the Day In a trivial sense “to understand” is “to be able to say the same thing.” This is the sense in which we say that we can or cannot hear over a noisy telephone. (p. 277) You Might Also Like About Behaviorism, Chapter 7: Thinking, Quote 5 May 17, 2017 Contingencies of Reinforcement. Chapter 8: Behaviorism at fifty. Quote 7 August 13, 2018 Science and Human Behavior, Chapter 20: Personal Control, Quote 3 December 9, 2016