The laser is to attosecond physics what the telescope was to astronomy.

文学的美在于它超越时空的能力。

如果上帝要让人人都一样的话，他会给每人一双脚撑。

“I give my whole water in joy，“ sings the waterfall， '' though little of it is enough for the thirsty。''

循环经济原则不是可选的，它们对生存至关重要。

理论必须是美丽的。

仅仅拥有好的头脑是不够的，重要的是如何善用它。

Freedom of men under government is to have a standing rule to live by, common to everyone, and not to be subject to the inconstant, uncertain, arbitrary will of another man.