How did the author of Shri Sai Satcharita come to understand the importance of devotion to a Guru?

The author, Annasaheb, initially had a very skeptical view of devotion. As detailed in Chapter 0, he used to believe that making a Guru was a fraudulent act and felt there was no need for one, taking great pride in his own abilities. However, this perspective completely changed upon meeting Baba. The text explains that as soon as their eyes met, his pride was shattered, and he became fully convinced that a Sadguru is essential for navigating the ocean of life. This profound shift in his beliefs, a direct result of Baba's grace, ultimately led to the creation of the Shri Sai Satcharita.