What does Chapter 27 reveal about the relationship between a Guru's grace, a devotee's faith, and the eight sattvic emotions?

Chapter 27 explains a deep connection between the Guru's grace and a devotee's inner state. It clarifies that the awakening of the Guru's grace is an internal experience, beyond the reach of the senses, which can destroy conflicts and distinctions of small and great. However, this state is not easily achieved. The chapter explicitly states that the subsiding of the six passions, such as lust, and the emergence of supreme love, devotion, and the eight sattvic emotions are impossible without having ultimate faith in the Guru's feet. This emphasizes that unwavering faith is the prerequisite for receiving and experiencing the Guru's transformative grace.