About the author:
Yu Shinan (558-638) was a poet and calligrapher in the Tang Dynasty. The word Bo Shi comes from Yuyao. One of the twenty-four outstanding figures of Lingyange. Father Li Yu, brother Yu Shiqi and uncle Yu Ji all have the same fame. Yu Ji had no children and Shinan adopted him, so the word "Bo Shi" was used. Emperor Yang Di lived as an official, serving as a secretary supervisor in the Tang Dynasty and a bachelor's degree in the Hong Wen Pavilion. He once gave Jue Shuihang a son of the county magistrate and a doctor from Yin and Lu, who were called "in secret prison" or "in water". Emperor Taizong once said that he was virtuous, loyal, knowledgeable, literate and knowledgeable, and was praised as "a famous minister of the contemporary era, and he was virtuous." Stone.