Jocko Willink's methods for success were born in the SEAL Teams, where he spent most of his adult life, enlisting after high school and rising through the ranks to become the commander of the most highly decorated special operations unit of the war in Iraq. Here he describes how he lives that mantra: the mental and physical disciplines he imposes on himself in order to achieve freedom in all aspects of life. Willink includes strategies and tactics for conquering weakness, procrastination, and fear; specific physical training presented in workouts for beginner, intermediate, and advanced athletes; and the best sleep habits and food intake recommended to optimize performance.