世界上的事情,最忌讳的就是个十全十美,你看那天上的月亮,一旦圆满了,马上就要亏厌;树上的果子,一旦熟透了,马上就要坠落。凡事总要稍留欠缺,才能持恒。
When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.
The act of writing is an act of courage, to face the truths within and around us.