Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
生于古人之后而议论古人的缺点失误容易,而若处于古人的位置做古人所做的事就很难
银行家要有企业家的思维。
We must remember that in nature there are neither rewards nor punishments—there are consequences.