大智与疯狂紧密相连,仅一墙之隔。
Mathematics is a language that allows us to describe the indescribable.
Envy is a really stupid sin because it’s the only one you could never possibly have any fun at. There’s a lot of pain and no fun. Why would you want to get on that trolley?
我们必须学会倾听材料想说什么。