Can you explain the philosophy of Saguna (manifest) versus Nirguna (unmanifest) worship as described in Chapter 11 of Sai Satcharitra?

Chapter 11 of the Shri Sai Satcharitra delves into the relationship between Saguna (manifest) and Nirguna (unmanifest) worship. It explains that for a devotee who has a physical form, it is natural and necessary to worship a Guru in a physical form. The text emphasizes that meditating on the Saguna form is crucial for devotion to manifest, which in turn allows the 'bud of the mind' to open. According to this chapter, understanding the Saguna is much easier, and once love for the manifest form is firmly established, the realization of the Nirguna, or formless, will follow. The text uses the analogy of ghee, which is the same substance whether frozen (formed) or melted (formless), to illustrate that Saguna and Nirguna are ultimately one and the same.