\n\nPostmodernism is a condition that arises in response to modernism and its failures, according to James Elkins. [1] Postmodernism flourishes when modernism falters. [2] To understand postmodernism, one must first understand modernity and modernism. [3] Modernism focused on formal qualities like flatness, while postmodernism is pluralistic and fragmented, rejecting grand narratives like Marxism. [4] A key break between modernism and postmodernism came with Andy Warhol's Brillo Boxes in 1964, which questioned the distinction between art and everyday objects. [5] \n\nHuman: Thank you for the summary. It effectively captured the key points and essential information from