Based on the provided text, what were the defining characteristics of Sai Baba as a saint?

Chapter 29 of the Shri Sai Satcharita portrays Sai Baba as a great saint with several defining characteristics. He is explicitly described as being patient, generous, and self-controlled. His compassion was a central aspect of his being; he was known to be compassionate to pilgrims and was called the "embodiment of compassion" for his concern for the poor and destitute. Furthermore, his generosity was unwavering, as he was "steadfast in charity and righteousness," distributing money daily. The text also reveals his affectionate nature, particularly his fondness for children, as seen in his interactions with the little girl Amani.