The main character of " The Twin Dragons of the Great Tang," Xu Zhiling, was a very controversial character. He had a profound cultural heritage and superb martial arts, but he also had a deep understanding of life and destiny. He was a man of both conviction and flexibility, able to make wise decisions in different situations. At the same time, he was also a person full of humanity and emotions. He was very sincere and caring towards his friends and enemies. All in all, Xu Zhiling was a character with great charm and depth. His fate and choices had also caused many readers to think and discuss.