The most necessary, the most important, the principal, the most essential thing for a musician is this: to know what he wants, what he can do, and what he ought to do.

人民有三种忧患：饥饿的得不到食物、寒冷的得不到衣物、劳苦的得不到休息。

He who refuses to do arithmetic is doomed to talk nonsense.

创新不仅仅是技术的问题；它是关于改变我们的思维和行动方式，为所有人创造更美好的未来。

外交并不是被动地适应变化，而是积极主动地塑造变化。