Gou Jian, who was working hard, and Tang Xuanzang, who was 13, both insisted on their ideals to learn from the scriptures. Tong Dizhou studies regardless of age. Gu was ill in bed in his later years, but he still overcame all kinds of unimaginable difficulties. He tried to write a book. Hua studied the Han Dynasty books of Sun Jingtou and Su Qin, and Sima Qian persisted in completing the Historical Records even though he was in prison.