Verbal Behavior: Extended Edition. Chapter 10: Supplementary Stimulation. Quote 12 Post author:B. F. Skinner Foundation Post published:July 1, 2025 Post category:Skinner's Quote of the Day Occasionally there is evidence of an intraverbal sequence not all of which has been overt. [Try to come up with an example of your own.] (p. 262) You Might Also Like Cumulative Record. Chapter 13: Teaching Machines. Quote 5 October 25, 2022 Recent Issues. Chapter 7: The Operant Side of Behavior Therapy. Quote 11 February 5, 2019 Science and Human Behavior, Chapter 16: Thinking, Quote 2 September 13, 2016