你不可能永远快乐,但你可以永远勇敢。
成功不是幸福的关键。幸福才是成功的关键。如果你热爱你所做的事,你就会成功。
I think the best thing you can do is to be true to yourself and to be honest with yourself.
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。