The pharmaceutical industry has a moral obligation to put patients first.

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

Drawing is rather like playing chess: your mind races ahead of the moves that you eventually make.

只要符合自然法则，再奇妙的事情也可能是真实的。

故事不仅是讲述的内容，也是未被讲述的部分。