Always look at what you have left. Never look at what you have lost.
The greatest danger in life is not to take the adventure.
数学是宇宙的语言,通过它,我们可以理解支配我们世界的基本原则。
成功不是终点,失败也不是致命的,重要的是继续前进的勇气。
Building trust takes time, but it's the foundation of every strong relationship.
有些人自以为是,不知天高地厚,也未必是道德问题,而是因为他见识太少,经历太少。