当你在一生中做某事做到最好时，你真的不想放弃——对我来说就是网球。
When you do something best in life, you don’t really want to give that up – and for me it’s tennis.
Success is not final, failure is not fatal: it is the courage to continue that counts.
释义：做事情必须踏踏实实，不要追求浮华的虚名。