Mastery: It’s the Secret to Your Success

My painful story about a personal failure reveals why…

“A silhouette of a man lifting up his hands while while standing on a rock at sunrise” by Benjamin Davies on Unsplash

Along with a dozen amateur marathon runners, I spent a year training under a talented long-distance running coach. He represented Ireland in 24-hour endurance races around the world.

As inspiration, he shared his training runs on a Facebook messenger group and via the Garmin app…