What does Chapter 52 teach about the importance of meditating on Sai's physical form (Saguna) to realize the formless Self?

Chapter 52 presents a key philosophical point about the path to spiritual realization. It explains that meditating intensely on Sai's physical, or Saguna, form is a crucial step. As the chapter states, through this meditation, the subtle nature of the Self will manifest as the Saguna form eventually fades from the mind. It clarifies that it is "entirely difficult to understand" the attributeless Parabrahma directly. Therefore, without first engaging with the Saguna form, the light of the formless Self cannot be known. This process, as described in Chapter 52, is how Sai mysteriously leads His faithful devotees toward the supreme goal.