Dr. Li Changsheng, aged 68, studied with Professor Li Tianshi. He graduated from Taiwan National Chengchi University, and graduated from the Institute of environmental planning, Taiwan Chinese Culture University. And he has received a doctorate in ancient architecture from Southeast University. For more than 10 years, focusing on the research of Su Shi, ignoring the weak and sickly,he made a textual research on the whereabouts of Su Shi's life. His Doctoral dissertation has 116 words, was highly praised by experts. The spirit of learning is worth learning.