"The best time to plant a tree was 20 years ago. The second best time is now."
The best decisions are made when you listen to both data and intuition.
我不是很聪明,但我知道什么是爱。
人は、自分が傷つかないために、他人を傷つける。
真相很少是纯粹的,也从不简单。
内心平静,不为外界风波所动。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。