Could you provide a summary of the main themes and descriptions of Sai Baba presented in Chapter 37?

Chapter 37 describes Sai Baba's life and actions as blessed, incomprehensible, and marvelous. It portrays His state of being as unpredictable, sometimes intoxicated with spiritual bliss and other times completely detached, yet always alert and focused on Self-realization. The chapter highlights His pure conduct, noting He holds brotherhood with men and treats women as His sisters or mothers, maintaining His celibacy. As detailed in Chapter 37, the narrative then transitions into a deep philosophical discussion on the true nature of death and heaven, contrasting worldly desires with the pursuit of Self-knowledge and unwavering devotion to God.