Reflections on Behaviorism and Society. Chapter 1: Human Behavior and Democracy. Quote 5 Post author:B. F. Skinner Foundation Post published:May 30, 2019 Post category:Skinner's Quote of the Day “No matter how essential to the survival of a species a process may once have been, it can become troublesome or even lethal when the environment changes, and this has happened to both positive and negative reinforcement.” (p. 5) You Might Also Like Recent Issues. Chapter 8: The School of the Future. Quote 2 February 13, 2019 Contingencies of Reinforcement. Chapter 1: The Role of the Environment. Quote 28 February 16, 2018 Science and Human Behavior, Chapter 12: Punishment, Quote 7 July 15, 2016