Before revision: As names of Hayyi Rabbi According to E. S. Drower, the name Great Mind or Great Mana refers to the "over-soul" or "over-mind", the earliest manifestation of Hayyi ("Life"), from which the soul of a human might be seen as a spark or temporarily detached part.
After revision: On the origin of mana (reason or mind) in mankind, Book 10 of the Right Ginza states:As names of Hayyi Rabbi According to E. S. Drower, the name Great Mind or Great Mana refers to the "over-soul" or "over-mind", the earliest manifestation of Hayyi ("Life"), from which the soul of a human might be seen as a spark or temporarily detached part.