Recently, I had the pleasure to interview Sir Ranulph Fiennes - the world's greatest living explorer - for Spartan Up! The Podcast. Fiennes has an arsenal of backbreaking, boundary-pushing, life-risking, hard to believe stories; the type that transport you right to the very places he triumphed over.
Uncertainty often makes us hesitant, but when used as motivation, it can produce the most outstanding results. The most successful people I've come across have mental discipline, they harness uncertainty and embrace the possibility of failure. As Mike has shown, a lifetime of success far outweighs temporary discomfort.