The original sentence is "I turn my heart to the bright moon, and the bright moon shines on the ditch", which was written by Gao Ming. It means that I am kind to you, but you are cold and ungrateful. My sincere efforts have not been rewarded and respected. From the brilliant story of pipa in Yuan Dynasty.

The Story of Pipa is a southern opera adapted and created by Gao Ming, a traditional opera writer in the late Yuan Dynasty, based on the long-standing folk opera Zhao Zhennv Cai Erlang, which is a classic in ancient Chinese opera. The play tells the love story between Cai and Zhao Wuniang, a scholar in Han Dynasty. There are 42 plays, the structure is complete and ingenious, the language is elegant and vivid, showing the literati's delicate eyes and hearty techniques. It is a highly integrated work of China's lyric literature and drama art.

Gaoming (about 1307—— about 137 1 year) was a drama writer in Yuan Dynasty. The word "sincere" is called "Taoist Caigen". Zhejiang Ruian. Ryan is an ancient Yongjia county, and Yongjia is also called Dong Jia, so later people call it Gao Dong Jia. Born in a scholarly family, he traveled from the famous Confucian Huang Cheng. Yuan Shundi was a scholar of Zheng Zheng in the fifth year (1345), and successively served as the secretariat of Chuzhou, Jiangsu and Zhejiang, Dong Zhe and Fujian. It's good that the official voice is clean and honest. In his later years, he lived in seclusion in the Oak Club in the east of Ningbo, entertaining himself with lyrics and songs. According to legend, in the early Ming Dynasty, Zhu Yuanzhang admired his name and sent messengers to recruit him. He "couldn't pretend to be crazy" and soon died of illness. Represented by the southern opera Pipa. There are 20 volumes of poetry anthology "Rukezhai Collection", which has been lost. Mao Guangsheng, a close friend, compiled forty-nine poems and one poem, which was published in the ancestral hall of Yongjia poets.