In "Can't Hurt Me," David Goggins invites readers into the crucible of his life, a journey marked by unimaginable hardship transformed into unparalleled triumph. Born into despair, Goggins faced a youth rife with violence, bigotry, and poverty, a beginning that seemed destined to define him. Yet, within these pages lies not just a memoir, but a testament to the indomitable strength of the human spirit. Through sheer force of will, mental fortitude, and relentless discipline, he morphed from a directionless, overweight young man into an embodiment of excellence in the U.S. Armed Forces and among the elite endurance athletes of the world. Goggins' story is a beacon, proving that the limits we perceive are but milestones waiting to be surpassed. "Can't Hurt Me" does more than chart the extraordinary life of David Goggins; it serves as a call to arms against our own complacency and doubts. Goggins introduces the concept of The 40% Rule, a principle asserting that most of us access merely a fraction of our true capabilities. With every chapter, he challenges the reader to confront their own barriers and to forge a mindset of unyielding perseverance. This book is not merely about running races or military accolades; it is about the race we all run against ourselves, against the potential we leave untapped. David Goggins stands as a living example that if we can master our minds and bodies, the words 'I can't' become obsolete.