Why did China sometimes respect the left and sometimes the right in ancient times?

During the Xia, Shang and Zhou dynasties, officials respected the left; Swallow, kill, and respect military affairs. During the Warring States period, officials respected the left; The army respects rights. Qin Zun Zuo. Respect for rights in han dynasty. During the Six Dynasties, officials respected the left and drank the right. The Tang, Song, Ming and Qing Dynasties respected the left and the Yuan Dynasty respected the right. Generally speaking, the left is the most important in festive activities, and the right is the most important in mourning for tragic injuries.

Yizhoushu Wu Shun: "The sky is still left, and the sun and the moon move west." The leftist tradition originated from observing the movement of celestial bodies. "Zuo Zhuan Huan Gong Eight Years": "Chu people go to the left". "Historical records. "Chen Prime Minister's Family": "Therefore, Jiang is the right prime minister, ranking first every time. Pingyi is the left prime minister, ranking second. " . Shi Chuan Chang Chuan: "Moving Left" Yan Shigu notes: "It is time to respect the right and despise the left, so it is called moving left." It shows that the Han Dynasty respected rights. Song Dai Kun's Rat Pu: "Han people respect the son of heaven. It is said that the rank is moved to the left, the official princes are left officials, and the high positions are right posts. " . In the Tang Dynasty, Li Bai wrote a poem "I heard that Wang Changling moved to the left, and the dragon said that Yao had this saying." He said: "Ci is in the Tang Dynasty and should be respected by the left. In this issue,' left shift' means relegation, which is an idiom in the Han Dynasty and is respected by the right. " In the Tang Dynasty, leftism was respected, but people used to call it "leftism" because the idioms of the Han Dynasty were inherited from the Tang Dynasty. Qian Qing Daxin's "New Record of Farming in Shijiazhai". About ":"Examination room: Mongolians and Semu people call it the right list; Han people and southerners call it the left list. Also the right is the top. " (Mongols are still right)

China has a long history of culture, which is composed of cultures of many nationalities and regions. Which is more important, "Left" or "Right"? There are differences between ancient and modern times, and the situation is different. The respect for "Left" in modern times was mainly formed since the Ming and Qing Dynasties.

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