Introduction: When thought moves to a higher dimension, traditional academic discourse loses its voice   The knowledge system of the 21st century is falling into an unprecedented crisis: the academic structure, the paradigm of thinking, and the evaluation criteria of theories are gradually exposing their limitations under the impact of digitalization, globalization and artificial intelligence-especially the "dual structure evaluation system" on which it relies.   This structure is based on opposition and classification: disciplines are clearly distinguished from each other; methodology, ideology, and value judgments are either this or that; all ideological achievements must seek positioning and legitimacy in the "existing classification system." But when Liu Youju proposed and systematically constructed the "third thinking academic system," something unprecedented...