Originally Posted by 90's Clay
Nadal has 11 slams and counting (Agassi only 8 and he couldn't beat Pete at 2 of the 4 slams no matter how hard he tried and Nadal has taken Fed out at 3 of the 4 slams) , and he is much worse indoors (and on hard courts) then Agassi was. Agassi was better on more various surfaces overall then Nadal is where most of Nadal's success has came on clay.
This goes to show that the GOAT discussion is multifactorial ie not just based on one criteria like head to head. No, time at number 1, number of important titles won, range of surfaces one has performed at the top level on etc etc...all have to be considered