Ah, but a man's reach should exceed his grasp, or what's a heaven for?

When you do something best in life, you don’t really want to give that up – and for me it’s tennis.

Don‘t keep making the same mistakes； try to make new mistakes.

I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.

心脏是一个拳头大小的肌肉。继续爱，继续战斗。