—— 请按键盘 空白键 开始游戏 ——

好的政策需要健全的理论和实证验证。
Good policy requires both sound theory and empirical validation.
真正的挑战不仅仅是构建气候模型,而是解读它们告诉我们的信息。
I'm not a brand. I'm a human being.
"A book is a fragile creature, it suffers the wear of time, it fears rodents, the elements and clumsy hands. So the librarian protects the books not only against mankind but also against nature and devotes his life to this war with the forces of oblivion."
最好的想法往往来自意想不到的地方。