C678 heirloom
The creation of the primordial spirit was related to the limit of what one could achieve in the future.
Whether or not one could step into the "sage realm" was decided by one's primordial spirit.
The Daoist Canon of Ten Thousand Emperors was the Taoism Bible. It recorded three thousand great daos as well as some methods to cultivate the "Throne".
Qin Feng muttered to himself