Research on Habermas's political thought of the public sphere Research on the political thoughts of Taiping Jing Research on the ethical thoughts of Yen-Li school Research on the ethical thought of Chinese pure land sect Research on the ethical thought of ancestor worship Research on Zhang Taiyan's philosophical thought of Qi Wu Lun Shi Research on Habermas's discourse ethics Research on the political philosophy of Laclau and Mouffe Research of lenin's political ethics thought Research on Marx's thought of talent