Every psychological phenomenon is a function of the whole organism adapting to its environment.

Winning is about heart, not just legs. It's got to be in the right place.

I don't make art about death, I make art about life.

译文：事情在得意时，要防止乐极生悲，说话高兴时，要防止言中有失。赏析：物极必反，当事物到达极点时就会朝着相反的方向发展。人生得意时，要低调做人，说话忘乎所以，就会招惹是非。

我不想仅仅以网球选手的身份被人所知。我想以好人的身份被人所知。

Elegance in design comes from solving the right problem in the right way.