我们看到自己想看到的,相信自己想相信的。
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:它是关于理解的。
Change starts with a single step, but it requires persistence to reach the destination.
The value of an auction lies not just in the revenue it generates, but in the efficiency of the allocation.