What The LuckWe underestimate the importance of luck in our lives. We think too highly of the golfer who wins the British Open and, if he loses the next tournament, we speculate that he slacked off. Although the winner is surely an excellent golfer, good luck in how the ball bounced and how it rolled afterwards outside of the golfer's control also played an important role. An insufficient appreciation of chance can wreak all kinds of mischief not only in sports,