Are Zuo Si and Zuo Qiuming the same person?

Zuo Si and Zuo Qiuming are not the same person. Zuo Si was a great man in Jin Dynasty. Because of his extensive reading and hard study, he is very good at writing poems and fu, and he is also quite accomplished in literature. The representative of his post is Sandu Fu, and the representative of poetry is eight epic poems. Zuo Si's qualification was mediocre since childhood, and he was often discriminated against and praised by his father. Therefore, he tried to become a literary master in the Jin Dynasty, but this did not make Zuo Si famous. He is full of knowledge but can't appreciate it. Because he was born in poverty, he had a high position at that time and was very handsome. Under the gate valve system, it was repeatedly frustrated. Therefore, Zuo Si often expresses his ambition and helplessness in literary works. His masterpiece "Eight Poems about Epics" depicts the change of Zuo Si's mentality, from the great ideal of being full of blood and willing to serve the motherland with talents to the helplessness of finally recognizing the social status quo, and finally unwilling to go along with the secular. Zuo Qiuming, whose date of birth and death is unknown, said that his surname was Ming. When it comes to the single surname, it is left. His name is Qiu Ming. For a long time, due to the limited records of Zuo Qiuming, the author of Zuo Zhuan in the pre-Qin and Han Dynasties, scholars in previous dynasties have been divided on Zuo Qiuming's name, time, place of origin, official position, works and so on. Historians, writers, thinkers and essayists in the late Spring and Autumn Period. He used to be a historian of Lu. According to legend, he wrote Zuo Zhuan (also known as Zuo's Spring and Autumn Annals) and Guoyu, both of which recorded many important historical events in the Western Zhou Dynasty and Spring and Autumn Annals, and preserved valuable original materials. Because of the detailed historical materials and vivid writing, it has aroused the hobbies and discussions of scholars at home and abroad. Confucius and Sima Qian both honored Zuo Qiuming as a "gentleman", known as "Shi Sheng, a scholar" and "the father of politicians". Emperors in past dynasties have many seals: the seal of the Tang Dynasty. Song Qiubo and Bo. The Ming dynasty named sages and sages. Scholars have always had different opinions about his time, native place, official position and works, and there is no conclusion. Zuo Qiuming is the founder of traditional historiography in China. Historians regard Zuo Qiuming as the originator of China's historiography. Known as "the father of hundred schools of thought, the father of ancient Chinese". Zuo Qiuming's thought is Confucianism, which reflects the interests and demands of the people at that time.