courage of a warrior and the soul of a musician
Jian Dan Qin Xin is a Chinese idiom, and its pinyin is Ji à nd à NQ í nx à n, which means that the metaphor is both emotional and courageous (old novels are mostly used to describe talented people who are capable of writing and fighting). From Ji Dong and Ji.
The origin of Idioms
Yuan Wu Lai's poem "Ji Dong Yu Ji" says: "the heart of the zither is unfolded on the cot, and the sword is bold and comfortable on the long tassel."
Idiom usage
Combined; as an object; with commendatory meaning. To tell you the truth, it's outstanding. (Ouyang Shan's San Jia Xiang 20)
courage of a warrior and the soul of a musician
persistent rumours against someone can shake the strongest confidence in him - zēng mǔ tóu zhù
Fish in the pond and birds in the cage - chí yú lóng niǎo