Recent Issues. Chapter 8: The School of the Future. Quote 4 Post author:B. F. Skinner Foundation Post published:February 15, 2019 Post category:Skinner's Quote of the Day “An extraordinary step in the evolution of the human species brought its vocal musculature under operant control. The social environments we call languages then evolved.” (p. 87) You Might Also Like About Behaviorism, Chapter 11: The Self and Others, Quote 20 August 4, 2017 Science and Human Behavior, Chapter 3: Why Organisms Behave, Quote 2 January 27, 2016 Science and Human Behavior, Chapter 24: Psychotherapy, Quote 2 December 30, 2016