Mental Toughness: 2 Books in 1: Self-Discipline, StoicismAudiolibroMental Toughness: 2 Books in 1: Self-Discipline, StoicismdiRay VadenValutazione: 5 su 5 stelle5/5Salva Mental Toughness: 2 Books in 1: Self-Discipline, Stoicism per dopo