Don't forget over training. The body has to have time to recover. And recovery time is different for different people.
SH32118h
Imagine Federer in his prime and Alcaraz in his prime. Wait ... we don't know for sure what Alcaraz's prime looks like yet.
SH32118h
Of course he can win another major. It just has to be a 'perfect storm' scenario. His body cooperates. The weather cooperates. Say Alcaraz goes out early because he's rusty after a long injury absence. Sinner withdraws from injury. And he faces a Zverev or Allisami who chokes in the final. All it takes is for all the cards to fall in place. In other words ... luck.
SH32118h
The rules are always different for Serena and Venus: Serena Williams Refuses Drug Test Citing Unfair Targeting https://share.google/EpcE6WTMQdEC50Ewh