饥饿了就想吃饭,寒冷了就想温暖,疲劳了就想休息,爱好利益而厌恶祸害,这是人生下来就具有的本性。
The mathematics of spin glasses revealed a hidden structure that applies to many seemingly unrelated problems.
每个区域都是自然和文化元素的综合体。
Sometimes in life, you don't always feel strong, but that doesn't mean you're not.
The work is always changing.