Dialectics is Consistent Understanding of Unidentity——Talk About Unindentity Principle permeated in Adorno's criticism theory

From his criticism on enlightenment to cultural industry.Adorno penetrated the principle of unidentity into his philosophy of negative dialectics to analyze scientifically the social history at that time,criticize and rescue hopeless social reality.Undoubtedly,this is a clue of his negativity aesthetics theory.Following it,not only can we find the source of strength of Adorno's negativity aesthetics and understand the function of criticism on social reality profoundly,but also probe Adorno's contradiction of psychology deeply.