@AdeKlinsmann@kokomatic Reminder:
Djokovic won his 1st Grand Slam when he was 20, turning 21 (Australia Open, 2008) and his 2nd when he was 23, turning 24 (Australia Open, 2011).
In comparison, Alcaraz won his 1st Grand Slam when he was 19 (US Open, 2022) and now he's 20 winning Wimbledon.