Embark on a transformative journey through the life of David Goggins, an individual who conquered a challenging childhood marred by poverty, prejudice, and abuse. This interactive workbook delves deep into Goggins' story of self-discipline, mental toughness, and unyielding determination, making him a U.S. Armed Forces icon and a global endurance athlete. Within these pages, explore The 40% Rule and apply its principles to your own life, as Goggins reveals how most of us barely scratch the surface of our true potential. Join the ranks of those who have triumphed over pain, shattered fear, and unlocked their fullest capabilities through engaging exercises and actionable steps."