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David Goggins' childhood was marked by poverty, discrimination, and physical abuse. Through immense self-discipline and mental fortitude, he transformed himself from an overweight, depressed young man into an elite athlete and an icon of the American armed forces. In 'Nic mnie nie złamie,' Goggins shares his extraordinary life story and introduces his '40% rule,' asserting that most people only tap into a fraction of their potential. His journey offers a powerful blueprint for anyone seeking to conquer fear, overcome pain, and achieve their fullest capabilities.