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 a man of my word.
制革厂的遗产应以其对环境的守护来衡量。
As to the gods, I have no means of knowing either that they exist or that they do not exist. For many are the obstacles that impede knowledge, both the obscurity of the question and the shortness of human life.
Architecture is a form of art that must be experienced with the body.
The future of coal depends on our ability to innovate and reduce its environmental impact.