"When you do something best in life, you don’t really want to give that up – and for me it’s tennis."
不要赔钱！！！客观地评估每个机会的风险。
自信来自内心，是你每天都要建立的东西。
The ultimate tragedy is not the oppression and cruelty by the bad people but the silence over that by the good people.
Inside every large program is a small program struggling to get out.
少即是乏味。