That's OK. Hi, I'm Jocko Willink. I'm retired from the military and just wrote a book called Discipline Equals Freedom Field Manual. Obviously, I am a fan of jiu-jitsu. No. 1: It's very practical ...
Starting with a workout at 4:30 am, retired Navy SEALs Jocko Willink and Leif Babin ran their two-day seminar based on the leadership principles they learned during their years of military service.
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