"Losing is not my enemy...fear of losing is my enemy."
数学中的每一个问题都是学习新东西的机会。
可持续性不是一种趋势,而是负责任的制造业的未来。
The only way to tell the truth is to speak with kindness. Only the words of a loving man can be heard.
从让一个人生气的事情大小就能看出一个人的价值。