With his victory in the French Open finals on June 11, 2023, Novak Djokovic has achieved what no man has previously accomplished. He won 23 Grand Slam titles, surpassing Rafael Nadal’s 22. While Djokovic has the talent and the physical fitness, what sets him apart from his peers is his unprecedented levels of mental strength, which has helped him to fight the biggest challenges whether in a match or in his life.