career struggle

His films like 'Modern Times' and 'City Lights' depict the struggle of working-class individuals against industrial systems and economic hardship.

He explored ambition, exploitation, and the psychological costs of pursuing success in capitalist society through films like 'The Merchant of Four Seasons'.

His films including 'Raging Bull', 'Taxi Driver', and 'The Wolf of Wall Street' obsessively examine the personal and moral toll of professional ambition and survival.