During his 200-meter butterfly gold medal victory at the Summer Olympics, as he unexplicably out-touched Croation swimmer Milorad Cavic with a thrusting wing-line stroke at the finish, Michael Phelps couldn’t see more than a few meters in front of himself during the last half of the race. His goggles filled with water, a major frustration for any of us doing laps in a pool, much less while you are trying to win gold.

So how did Phelps react to the …