Among the world’s top ultra-marathon runners is Courtney Dauwalter. Her accolades read as a list of the world’s most challenging trail running events, followed by “win” in pretty much every one of them. Known in the running world simply as “Courtney,” she is an incredibly talented athlete, but more importantly, Courtney is an incredibly thoughtful and inspiring person. In high school, Courtney and I were teammates on the cross-country ski team and both of us...