Think how you would have approached your world differently if at nine years old you found out you could swim a mile and a half in 56-degree water from Alcatraz to San Francisco.
想象一下，这会对 你的处事原则有多大影响， 假如你在9岁就发现 自己可以在13度的水里 游完恶魔岛到旧金山 全程2.4公里的距离。