It means not to forget your original, purest and truest dreams. Stick to it and it will definitely pay off.
Li Shutong's Late Eyes mentioned that the world is an echo valley. Never forget, there will be repercussions. You shouted, the valley thundered, and the sound spread thousands of miles, one after another, and the other side of the world received it. If you don't forget everything, there will be bad consequences. Because it is transmitting the voice in your heart, it is endless, and it is printed in your heart.
There is also this line in the movie "The Grandmaster". It is said that IP Man, in his seventies, took a photo of Wing Chun Dummies. Among them, Ye Wen paused after an action, and the disciple asked him why afterwards. He said: if you don't forget it, there will be repercussions.
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Author background
Li Shutong (1880- 1942), also known as Li Xishuang and Ang Lee, was originally named with broad scientific name and double characters.
Li Shutong is a famous musician, art educator, calligrapher and drama activist, and one of the pioneers of China drama. After he returned from studying in Japan, he worked as a teacher and editor. Later, he became a monk, and his legal name was Hongyi, and his legal name was Yixian. Later, he was honored as Master Hongyi.
19 13 was employed as a music and painting teacher in Zhejiang two-level normal school (later changed to Zhejiang No.1 Normal School). 19 15, worked as a music and painting teacher at Nanjing Normal University and wrote the first school song in the history of Nanjing University.
Baidu Encyclopedia-Li Shutong