What is the role of the Guru in achieving spiritual knowledge, according to the teachings in Chapter 26?

According to Chapter 26, the Guru is indispensable for spiritual awakening and attaining true knowledge. The text states that in the entire world, only the Guru is capable of granting the disciple the knowledge of Truth. The path to enlightenment requires the disciple to have unshakeable faith in the words of the Guru and the Vedanta. The author prays to Baba to make his intellect turn inward and to instill discrimination between the eternal and the temporary. The chapter emphasizes that the Guru's grace is essential for dissolving the illusion of the world, which happens when the time for awakening through the Guru's word arrives.