Ah, spring: Time for the Monte Carlo Open, the clay-court season and the game within the game:

Mirror, mirror on the wall, who’s the greatest of them all?

Nothing men’s tennis loves better than a discussion of who’s the Greatest of All Time (G.O.A.T.). This usually involves the Federinas squaring off against the Nadalistas. You know, Roger Federer has the most slam titles with 17, but Rafael Nadal is right behind him with 14. Although lately, Rafa, the king of clay, has been in a bit of a slump, while Novak Djokovic has passed him to move up to No. 6 on the list of most weeks as No. 1. (Nole now has 142.)

So what is the measure of greatness – the most slams and weeks at No. 1 (that would be Feddy) or the person who owns the person with the most slams and weeks at No. 1 (that would be Rafa) or the person who beat them both, often back-to-back, to become No. 1 (that would be Nole)? ...