粒子的概念只是一个近似，在经典极限下有效。

Program testing can be used to show the presence of bugs, but never to show their absence!

Sustainability isn’t an option; it’s the only way forward.

跨境投资的真正挑战不仅仅是资金，而是理解当地的生态系统。

In mathematics, the simplest questions often lead to the deepest insights.

音乐是我的生命，谢谢你们肯定我的生命。