The Spirit of the Great Dao spoke without reservation when it saw Li Changsheng desperately trying to merge them, only for errors to arise.
It could not possibly stand by and watch Li Changsheng make mistakes, so it spoke to him.
"Li Changsheng, when you and Empress Houtu were merging them, did you not notice that Lu Xuelian's Heavenly Soul, Earthly Soul, and Life Soul each had a barrier?"
"This barrier seems to be the Karmic Obstacles accumulated between heaven and earth. If these Karmic Obstacles are not removed, how can she become an immortal?"
"Think carefully. When you became Saints, what else did you do apart from severing the Three Corpses?"
After hearing the Spirit of the Great Dao's words, Li Changsheng began to think carefully.
Indeed, they had done many things before entering the realm of Saints, or after entering it.
One of them was to continuously cultivate and find every possible way to rid themselves of the selfish desires within their hearts.
Only then could they enter that state of selflessness and forgetfulness.
Only after entering the realms of selflessness, self-forgetfulness, and self-severance could they become immortals on the spot. This was what they had done throughout their cultivation.
Moreover, during every cultivation session, they had to calm their minds and focus their spirits while finding ways to sever every flaw from their bodies.
Perhaps only through such methods could they further purify the Spiritual Energy within their bodies.
Only then could they strengthen their bodies and stabilize their primordial spirits.
At this thought, Li Changsheng seemed to realize something and spoke to the Spirit of the Great Dao.
"Senior Spirit of the Great Dao, could it be that what she needs now is to temper herself?"
"Previously, we relied blindly on external forces to merge them,