这个神奇的国家——一个不仅奇迹发生，而且奇迹不断发生的地方。

We must listen to the science—ignoring it will only lead to irreversible damage.

Causal inference is not just about statistical significance; it's about understanding the mechanisms behind the numbers.

如果谋虑不到，那么就根据过去推知未来（主要强调凭借经验），根据明显的事推知隐微的事。像这样谋虑，那么所谋必得（成功）。

Time is a river that flows backward as much as it flows forward.