Song Ci is an important part of ancient Chinese literature, known alongside Tang poetry as the "twin peaks". Ci originated in the Tang Dynasty and flourished in the Song Dynasty, featuring masters like Su Shi, Xin Qiji, and Li Qingzhao.
禁鼓初传时下打。 虚过清风明月夜。 眼如鱼目几曾乾,心似酒旗终日挂。 银汉低垂星斗斜。 院宇空寥烛卸。 西楼萧洒有谁知,教我独自上来、独自下。