Adorno believes that art is a language and a kind of knowledge. He said: "Art has acquired cognitive characteristics: its language is aesthetic and harmonious only under true circumstances: at this time, its language that conforms to the objective historical state exists. ”

Theodor Adorno (1903-1969), a German philosopher, sociologist, and music theorist, a major representative of the first generation of the Frankfurt School and the theoretical founder of critical social theory .

In addition, Adorno also had a strong interest in music. He studied music under V.A. Berg and specialized in music composition. While he was living in the United States, from 1938 to 1941, he worked for the New York Institute for Social Research and served as the director of the music department of the Princeton Radio Research Program.