每一个数学问题都是通向新理解世界的窗口。

可持续性不仅仅是一个流行词；它是我们对后代的责任。

The difference between ordinary and extraordinary is that little extra.

Your best job will be one that you were unqualified for because it stretches you. In fact only apply to jobs you are unqualified for.

抽象的力量使我们能够看到贯穿看似不同问题的共同线索。