David Goggins

"The stories and lessons in this raw, revealing, unflinching memoir offer the reader a blueprint they can use to climb from the bottom of the barrel into a whole new stratosphere that once seemed unattainable. Whether you feel off-course in life, are looking to maximize your potential or drain your soul to break through your so-called glass ceiling, this is the only book you will ever need."-- Back cover. Self-mastery is an unending process, but...