阈限性是两个阶段之间的过渡状态，个体不再处于前一个状态，但尚未进入下一个状态。

成功经济发展的关键是遵循比较优势并利用后发优势。

"The magic of cinematography lies in its ability to transform the ordinary into the extraordinary."

要理解递归，首先必须理解递归。

The real hero is the one who fights even though he is terrified.

I think the best actors are the ones who are willing to take risks.

投资新技术不是可选的，而是能源未来的必要条件。