The world is what it is; men who are nothing, who allow themselves to become nothing, have no place in it.
Happiness is not something ready made. It comes from your own actions.
People won't have time for you if you are always angry or complaining.
我不是为了纪录而打球。我只是想享受我的网球。
世界上最伟大的事情就是知道如何属于自己。