He wrote that the "concrete universal, unity in distinction and in opposition, is the true and complete principle of identity" in his What is Living and What is Dead of the Philosophy of Hegel.
This thinker drafted a set of four lectures for the inaugural address of Rice University, collected under the title Breviary of Aesthetics. He argued that no society is completely capitalist in the way contended by the title guy in his Historical Materialism and the Economics of Karl Marx. He wrote that the "concrete universal, unity in distinction and in opposition, is the true and complete principle of identity" in his What is Living and What is Dead of the Philosophy of Hegel. In other works, he discussed "logic as the science of pure concept, wrote about "history as the story of liberty," and about art as "lyrical intuition." He held that facts must be explained as an instance of thought or an instance of will in his big work Aesthetic as Science of Expression and General Linguistic, which is a part of his overarching system called ►the "Philosophy of the Spirit." FTP, name this great Italian Marxist thinker of the early 20th century, along with Antonio Labriola and Antonio Gramsci. 
This thinker drafted a set of four lectures for the inaugural address of Rice University, collected under the title Breviary of Aesthetics.
Benedetto Croce