When did the water adjust the bright moon? Which traditional festival was it made?

When is the Mid-Autumn Festival? The word is based on the feeling that the moon rises and my brother Su Zhe hasn't seen it for seven years. It imagines and thinks about the Mid-Autumn Moon, and integrates the feelings of joys and sorrows in the world into the philosophical pursuit of life in the universe, which embodies the author's complex and contradictory thoughts and feelings, and also shows the author's optimistic spirit of loving life and being positive.

This word was written by the author when he was in Song Shenzong Xining on August 15th, 9th (1076). The preface before the word explains the process of writing the word: "Chen Bing Mid-Autumn Festival, drunk with joy. I am pregnant for this article. " Su Shi begged for freedom and served as an official everywhere because of his different political views from Wang Anshi, a political reformer in power. He once asked to be transferred to a place near Su Zhe to be an official, so that his brothers could get together more. In the seventh year of Xining (1074), Su Shi mistakenly knew Mizhou. After arriving in Michigan, this wish still cannot be realized. Xining nine years, Mid-Autumn Festival, the bright moon, Yin Hui everywhere. After the poet and his younger brother Su Zhe broke up, they haven't been reunited for seven years. At this moment, the poet is facing a bright moon, and his heart is full of ups and downs, so he wrote this word with the pen in his hand.