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 Cumulative Record. Chapter 8: The Analysis of Behavior. Quote 18 April 25, 2022 Cumulative Record. Chapter 49: Pigeons in a Pelican. Quote 4 May 24, 2024 Upon Further Reflection. Chapter 7: Cognitive Science and Behaviorism. Quote 1 July 3, 2020