The author had left an essay in the Treatise on the Qi Veins of Associations.
[I was born dull and untalented. Only by relying on fish balls and cultivating diligently, without slacking off for a single day, did I reach the Tiger Elephant realm.
After I turned thirty, my meridians and internal organs became like the sewers of the Walled City, clogged with medicine poison.
The three demons of greed, anger, and delusion plagued my mind.
My daughter said I would fly into inexplicable rages over trivial things.
Sadly, purging medicine poison has been an unsolved problem throughout the ages, unless one possesses rare treasures capable of cleansing the marrow and remaking the body.
But I have no regrets. Had I not taken those medicines, I would have died at sixteen at the hands of an enemy from a gang.
At forty, my health deteriorated by the day. My Qi and Blood declined, and the backlash from the medicine poison grew ever more severe.
In despair, I left the Fragrant Sea and traveled to the Prosperous State. I spent my entire fortune touring famous mountains and great rivers, seeking renowned Buddhist and Taoist practitioners in hopes of finding a cure.
When I reached Qizhou Prefecture in the Lu Region of Northern Sheng, I met an old man who told me to seek an accomplished master on Thousand-Buddha Mountain.
I met that master.
He said that binding the medicine poison with Martial Will and imprisoning it in the Niwan Palace could alleviate its flare-ups.
I begged him to take me as his disciple. Seeing that my comprehension was decent, he accepted me.
I followed him, cultivating my character, meditating, and contemplating the Way. Thirty years passed in this fashion.
Throughout my life, I researched how to purge medicine poison without relying