Don't cry to quit, cry to keep going.

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.

The past is never dead. It's not even past.

【释义】君子即使身处富贵之地，也不因享乐而损害身体；即使贫贱，也不会因贪欲而违背廉洁。

数学研究是一次进入未知的旅程，每一次发现都为新的谜题打开了大门。