The AdS/CFT correspondence is a powerful tool that bridges the gap between quantum field theory and gravity, offering insights into the nature of spacetime itself.

解释：闻知有道德的人不予荐举，听说有善良的人不去寻求，见到有才能的人不予使用，那是很危险的。

今天种植的每一棵树都是留给后代的遗产。

The past is never dead. It's not even past.

"The only thing that is truly endless is the human journey."

My whole life has been a struggle against fear and anxiety.