rugged individualism

Translations
жёсткий индивидуализм
His rugged individualism made him a successful entrepreneur.
Его жёсткий индивидуализм сделал его успешным предпринимателем.
Definitions
Rugged individualism is a philosophy that emphasizes self-reliance, personal independence, and the belief that individuals can achieve success through their own efforts without reliance on government assistance or societal support.