21-30 Ways to Boost Your Self-Confidence21. Doing the Impossible What we need are more people who specialize in the impossible. —Theodore Roethke On July 16, 2009, 17-year-old Zac Sunderland completed his 13-month journey to become the youngest person ever to circumnavigate the globe. In addition, he did it in a 36-foot boat, Intrepid, for which he paid $6,000 that he earned himself doing whatever he could. Talk about your confidence-builders. I listened to Zac speak about his epic adventure in our hometown at the Westlake Yacht Club, which sponsored his epic travels along with the American Sailing Association. The poise and confidence displayed