22 Toughest Challenges to Start and Finish in Life!

22 of the most difficult things to start and finish in the world, categorized into personal challenges, physical feats, and intellectual endeavors: #DavidGoggins "Pain unlocks a secret doorway in the mind, one that leads to both peak performance and beautiful silence." Goggins suggests that pushing through pain can lead to not only better results but also a sense of inner peace.