They Study "The Science of Tennis"

Being a world-class professional tennis player is about being aware of the hundreds of decisions that go into shaping every element of the game. It is about awareness of the court, the ball, the strings,other players, and more – even the tiniest details can have big impacts on the game. One must be willing to consistently be curious to learn more – constantly refining, improving, and growing their understanding.

Next: They have natural athleticism.