一个测量可用的常识：手臂伸直两测指尖的距离就是你的身高。

NP-completeness is not just a theoretical curiosity; it has profound implications for practical computing.

Cinema is not about showing everything, but about showing just enough to make the audience imagine the rest.

你的声音很重要，别让它沉默。

音乐是最强大的魔法形式。