reference: Sri Aurobindo and the Mother, Our Many Selves: Practical Yogic Psychology, Chapter 6, Some Answers and Explanations, pp. 192-193 This episode is also available as a blog post at https://sriaurobindostudies.wordpress.com/2024/01/11/the-meaning-and-importance-of-sincerity-in-the-practice-of-yoga/