AdS/CFT对应是理解量子引力的有力工具。
The AdS/CFT correspondence is a powerful tool for understanding quantum gravity.
"Books are mirrors: you only see in them what you already have inside you."
奥运会不仅仅是普通的世界锦标赛，而是四年一度的全球青年盛会。
安全不是优先事项——优先事项可以改变。安全是一个永远不会改变的核心价值。
Small changes in the environment can have big effects on behavior.
The only way to achieve the impossible is to believe it is possible.