Be realistic, demand the impossible!
专注和简单一直是我的秘诀之一。简单可能比复杂更难做到,你必须努力理清思路,从而使其变得简单。
The story of a poor man's life is written on his body, in a sharp pen.
在追求数学真理的过程中,我们常常发现更多的问题而非答案。
I always try to learn from my mistakes.