Title: Bu shi kong
Description: Ben shu zhen dui du ji, Sheng men qi, Jiao lü deng fu mian qing xu, Bang zhu du zhe xue hui fang kuan xin, Zhi dao du zhe xue hui yu fu mian qing xu gong chu, Zuo dao"wo de qing xu, Wo zi ji jue ding", Li jie zhu ru"mei you guo bu qu de shi, Zhi you guo bu qu de xin qing", "sheng qi zhi shi na qing xu zhe mo zi ji"deng dao li.
Subjects: Qing xu, Tong su du wu, Zi wo kong zhi