reference: Sri Aurobindo and the Mother, Our Many Selves: Practical Yogic Psychology, Chapter 6, Some Answers and Explanations, pp. 174-175 This episode is also available as a blog post at https://sriaurobindostudies.wordpress.com/2023/12/25/the-benefits-of-a-prepared-mental-instrument-for-action-in-the-world/