"The most dominating endurance athlete of his generation." - New York Times
"Trail running's first true breakout star...[Jornet] has yet to find a record he can't shatter." - Runner's World
"Rarely has a top-of-the-world athlete offered such candor, honesty and wisdom while still in his or her prime as Kilian Jornet does in Run or Die...His time in the mountains has made him a wise old soul and a great storyteller...An intriguing read." - Competitor magazine
"Kilian Jornet is the world's best." - Outside
"An engaging read...Kilian is...the best mountain runner of any distance from one vertical kilometer to 100 miles, having won most every big race and set fastest known times on the biggest of peaks around the world." - Running Times
"We are brought into the heart and soul of who many consider the fastest ultrarunner to hit this planet. The story is raw. It is rough, and it is emotional. [The casual runner] may not feel the pain, the anguish, the push and pull of the emotions, but I can guarantee the mountaineer, adventurer, ultrarunner, or long distance athlete who ponders what sport and adventure truly mean to them will appreciate and take in what it means to be Kilian Jornet." - Active.com
"Jornet unspools a dream-like narrative of his thoughts on running in present-tense storytelling that brings the reader along on such romps as an eight-day crossing of the Pyrenees, a 165-km passage of the Tahoe Rim Trail, and a couple of record-breaking mountain climbs...Readers hungering to find meaning in their own running experiences will find poetry to savor here." - Canadian Running magazine
"Jornet also proves his ability as a talented writer and budding philosopher, effectively describing each scene with honesty and moving self-realizations. Readers will not only be able to visualize the beautifully painted mountain scenes, but will find themselves drawn into his adventures; tasting the mountain air and seeing the glint of first light with Kilian as their guide." - TriEdge.com
"For us mortals in the loneliness of a long run when every muscle just wants to lay down on the grass perhaps it is best to ask,"What would Kilian do?' and run another mile." - ForeWord Reviews
"An inside story on some of the seemingly superhuman accomplishments of the best endurance mountain runner in the world." - Triathlon Magazine Canada