Jürgen Habermas, a renowned German philosopher and sociologist, was the central figure of the second generation of the Frankfurt School and was hailed as "the Hegel of our time". He emphasized that rational linguistic communication could foster mutual understanding and consensus among people, thereby achieving the rationalization of society. He put forward the concept of the "public sphere" and analyzed the formation and transformation of public opinion in modern society. He conducted a profound analysis of the legitimacy crisis of late capitalism and explored how technological progress reshapes social structures.