What does a man do when he accomplishes his own Sisyphean-like objective, when he finally pushes the boulder up and over the mountain and is not damned to futility for all eternity? What does he do next?

Heading into the U.S. Open this week, Rory McIlroy has been disabused of any notion that life once he completed the career Grand Slam with that win at the Masters would be smooth sailing.

The three-time Masters champion served as lead analyst for Sky TV’s coverage of the Masters in Europe and in his pithy style mused during the back nine on Sunday that one great shot would win it and one poor shot would lose it for McIlroy.