When Ji Xiuwen came back with packed breakfast and saw Lu Xuan exercising on the balcony, he curiously asked, "Hey, are you practicing Tai Chi?"
"This is Vajra Skill," Lu Xuan replied with a hint of annoyance.
While practicing Vajra Skill, he explained, "The Eight Vajra Skills have a long history, dating back to the Tang Dynasty as a prototype. By the Song Dynasty, many palaces and temples were promoting it, and during the Yuan and Ming periods, it became popular among the people, some even calling it the Eight Pieces of Brocade."
"I know about the Eight Pieces of Brocade; nowadays, many elderly folks practice it for health preservation. It's even better than practicing Tai Chi," Ji Xiuwen responded.
"But what I'm doing is not the Eight Pieces of Brocade, it's the Eight Vajra Skills, also known as the Outer Eight Departments, which differ greatly in heart method, sequence, and movement techniques from the Eight Pieces of Brocade."
"For example?"
