我是那种会让你想要停止吸毒的人。

每一种化合物都必须有确定的组成，这可以用其元素的符号来表示。

时间会揭露一切秘密。

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

An expert is a person who has made all the mistakes that can be made in a very narrow field.

"The past is never dead. It's not even past."

永远不要低估一个互相信任的团队的力量。