The secret of Novak Djokovic’s record-breaking tennis success is his mental resilience – expert explains
The secret of Novak Djokovic’s record-breaking tennis success is his mental resilience – expert explains: It comes as no surprise to anyone who follows tennis that Novak Djokovic won his 23rd Grand Slam at the French Open this month, making him the most successful men’s tennis player in history. The Serbian player is consistently hard …