BEYOND AVERAGE: Developing Yourself Through The 20X Principle
(Reklamlänk)
Mental toughness is the key to endurance events and business success. Robert Hamilton Owens is a master of the mental game - he completed 5 major endurance events in one year- at the age of 65. This former Air Force Pararescueman shares his compelling stories of overcoming physical and mental pain and how he accomplished so much on one year.
