I'm not a politician, I'm a performance artist.
In international trade, a country should specialize in the production of goods for which it has a comparative advantage, and trade with other nations to maximize overall economic welfare.
每一本书都是一次旅程,每一次旅程都改变我们。
Sustainable development is not a slogan but a concept that must be practiced. We must keep the land forever vibrant.
在科学中,合作至关重要——没有人能独自完成。
我是一个喜欢被注意到的人。