Title: 20 Ji sui jiu ying gai zhi dao de ren sheng zhe li
Description: Ben shu han gai le 20 ji sui de nian qing ren ke neng hui yu dao de fang fang mian mian de wen ti, Zhi zai bang zhu nian qing ren jie jue ren sheng yi wen, Zai du guo 20 ji sui zhei ge ren sheng guan jian qi de shi hou neng gou cong rong bu po, Cheng zhu zai xiong.
Subjects: Ren sheng zhe xue, Qing nian du wu