What is a martial arts? It is not a person who has reached the pinnacle of martial arts, nor is it a person who orders the heroes to sit in the court. As for the word "Xia", a great Xia is a Xia, and a small shrimp in the Jianghu is also a Xia. What is a river and lake? Gangs and clans are not the center of it. People form groups, compose stories and leave legends. Some people are rivers and lakes.