In this article, Paul Tergat, at the age of 37 says, “The most important thing for me is that I still have the passion for training and the passion to win, because if you don’t have the passion and don’t enjoy it, you’ve retired already. It’s as good as over.” He's only won two marathons, but they've been doozies: one was a world record, and the other, the closest finish in history.