Originally Posted by edmondsm
It's Serena. She continued to add to her slam total without even caring about tennis. If she had possessed Steffi's drive she would have 30 slam singles titles by now.
The coulda woulda holds no water. That's like saying Borg could have won more slams if he didn't retire, or Agassi would have won 10+ slams if he was more focus and not get involved with Meth.
Tier1(goat): Federer; Tier 1.5: Laver, Sampras, Nadal, Borg;
Tier 2: Lendl, Connors, Rosewall; Tier 2.5: McEnroe, Agassi