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.
I am always glad to think that my education was, for the most part, informal, and had its roots in the real world.
人类偏离自然最初赋予的状态,似乎已成为疾病的丰富源泉。
The state is not a work of art; it is a necessity.