How did John Ruskin’s friendship with Thomas Carlyle affect his cultural criticism?

John Ruskin’s friendship with the historian and essayist Thomas Carlyle was a pivotal influence that encouraged Ruskin to transition from specialist art and architectural criticism toward a broader, more profound critique of Victorian culture.1

Under Carlyle’s influence, Ruskin adopted a prophetic, "disenchanted outsider" stance—a voice reminiscent of the Bible crying from the wilderness to call a lapsed society back to righteousness. This shift led to several key developments in his work:1

• Social and Economic Critique: Ruskin began to challenge the materialist and utilitarian assumptions of classical economics, notably in works like Unto This Last, where he expressed moral outrage at the industrial and social conditions of his age.12
• Symbolic Method: He increasingly used art and architecture as symbols to critique modern society, contrasting the "iron" values of medieval craftsmanship with the degradation caused by industrialization and mass production.1
• Rhetorical Style: Ruskin’s later writings, such as The Crown of Wild Olive, frequently employed a "Carlylean manner," characterized by fierce, moralistic rhetoric aimed at exposing the hypocrisy of contemporary cultural values.1