The Rock Warrior's Way: https://www.amazon.com/Rock-Warriors-Way-Training-Climbers/dp/0974011215 https://www.amazon.com/Rock-Warriors-Way-Training-Climbers/d..

The Rock Warrior's Way: https://www.amazon.com/Rock-Warriors-Way-Training-Climbers/dp/0974011215 https://www.amazon.com/Rock-Warriors-Way-Training-Climbers/d... Nominally about rock climbing, but really a study of the ego, why we invest so much effort in protecting it, and how little we get for that investment.