His magnum opus, La Comédie Humaine (The Human Comedy), is a vast sequence of nearly one hundred interlinked novels and stories that portrays French society in all its complexity during the post-Napoleonic era. Through this monumental project, Balzac examined ambition, greed, love, and social climbing across every social class.
Among his most celebrated works are Le Père Goriot (Father Goriot, 1835), a moving tragedy of paternal love and ingratitude set in a Parisian boarding house; Eugénie Grandet (1833), a study of avarice destroying a family; Lost Illusions (1837–1843), depicting the harsh realities of journalism and ambition; and Cousin Bette (1846), a tale of revenge and moral decay.
Balzac's realistic characters, vivid settings, and influence on later writers such as Dickens and Zola secure his enduring literary legacy.