This paper's core is researching ”the theory of play” by Gwo-Wei Wang (王國維)afresh, and won't study the relationship between genius, child and play. First, to discuss the meaning for ”you-tsyr”(游詞) is not only love, but also austere property. Second, to comment what's change in the process from Schiller to Gwo-Wei Wang. Finally, to compare Su Shi's (蘇軾)”shoei-long-yin”(水龍吟) with Gwo-Wei Wang, in the works of Su Shi, poplar blossoms symbolize of inferior as well as star-crossed originally, but now it becoming: Have deep affection for one. This turn bring a new view that everybody has never travelled, indisputably Su Shi's humorous property beyond Gwo-Wei Wang.