声音是一种天赋，但也是你每天必须努力练习的东西。

Luck has nothing to do with it, because I have spent many, many hours, countless hours, on the court working for my one moment in time.

Be thankful for an in process. I try to take every conflict， every experience， and learn from it. Life is never dull.

"Books are the mirrors of the soul."

定理是数学的永久文献。