"The world is a book, and those who do not travel read only one page."

Chemistry is the art of manipulating matter at the molecular level, and catalysis is its most powerful brush.

对做好自己的事感到满足，不必理会别人如何议论你。

At the close of our studies， we knew all the past of physics， but nothing of the present and the future.

A writer is someone who spends years patiently trying to discover the second being inside him.

建筑师必须看到别人看不到的东西。