Musical improvisation, rich in historical origins and different in cultural contexts, plays an important role in the development of Chinese and Western music. However, people are prejudiced against it because, as a special form of creation (its results lie in its process), the “seriousness of its process” (or maturity of the integration of ideas) and the indetermination of its results have been questioned all the time. The author, inspired by Zhao Xiaosheng's improvising piano collections, Yixin Ji, tries to interpret it an...