Swami nisreshanji was the disciple of sami a chivanand. He established the vedantas work in south africa many, many decades ago. The book is set as a dialogue between ostawak and the emperor janika. There are people here who have seen him? Yes, by all accounts, the most remarkable swamy. i really like his teachings.
As part of retreat inspired by the Ashtavakra Gita, Swami Sarvapriyananda speaks on the connection between the path of knowledge and devotion.