Following World War I, there was no more accomplished golfer than Bobby Jones. In 1930, he achieved the Grand Slam by winning the US Open, British Open, US Amateur, and British Amateur championships—all in the same year! The golfing world was stunned, however, when shortly following those victories Jones decided to retire from golf. He didn’t decide to hang up the spikes because his skills had diminished in any way. Instead, the talented athlete made his decision because he had accomplished the greatest feat in golf at the time and had nothing left to prove. He simply chose to give…