This episode discusses, "Chapter 3 The Psychology of Persuasion," explores the principle of commitment and consistency as a powerful tool of social influence. It illustrates how individuals have an almost obsessive desire to align their present actions and beliefs with their past commitments, even if those commitments were initially small or seemingly insignificant. This psychological phenomenon is demonstrated through various examples, including racetrack bettors becoming more confident after placing a bet, a woman remaining with an undesirable partner after choosing him over another, and the "foot-in-the-door" technique used in sales and Chinese Communist indoctrination, where small agreements lead to larger concessions. The chapter emphasizes that active, public, and effortful commitments are particularly effective in altering self-image and driving subsequent consistent behavior, often leading people to generate new justifications for their choices. Furthermore, it highlights the "lowball" tactic, where an initial attractive offer is removed after a commitment is made, yet the commitment often endures due to newly formed rationalizations. The chapter concludes by offering strategies to recognize and resist foolish consistency, advising listeners to trust their gut feelings and explicitly call out manipulative tactics.