世界是一本书，不旅行的人只读了一页。
"The world is a book, and those who do not travel read only one page."
"The artist's duty is to preserve the memory of his people."
量子力学不仅仅是一个关于世界的理论，它是对世界最基本层面的描述。
我们都在共同努力；这就是秘诀。