The American came away impressed with Alcaraz after the pair met for the first time on Thursday night in Miami.
Daniil Medvedev says his mental strength comes from this core feeling.
American qualifier on biggest lesson gained from inspired Miami quarterfinal run.
Tennis fans aren't the only ones excited about a possible Sinner vs. Alcaraz rematch.
The Canadian says she is optimistic about her return, and adds that it could have been worse.
"As soon as I got the shoulder stronger, I said, Okay, we have to make my serve a weapon," Sorana Cirstea said of her sharpened serve.
The Romanian credits her new coach Thomas Johansson for her recent glow-up in form.
