To be born as a sword slave and still have the opportunity to cultivate is already incredibly rare.,The ten levels of martial arts, the first three cultivate skin, bones, and meridians. The middle three cultivate flesh, blood, and five internal organs. The last three connect tendons, transform bone, and change marrow, reaching the peak of the tenth level.,In my memory, Lin Yun used to practice this set of punches in a way that was obscure and difficult to understand. He would only imitate the form without truly grasping its meaning.。