在每个国家，最重要的是人民的教育。

We are all wanderers on this earth. Our hearts are full of wonder, and our souls are deep with dreams.

树种多样性不仅仅是生态学，它是我们地球肺部的风险管理。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

The study of computational complexity is not just about classifying problems; it is about understanding the nature of computation itself.