The light was fading, and with it, the warmth of the day.

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

只要不放弃梦想，道路就会打开。

There is no creature on earth half so terrifying as a truly just man.

每个爱情故事都是伪装成幽灵的故事。

物理学的美丽在于它能够用一些基本原理来描述宇宙。