过去是一个异国他乡；他们在那里做事的方式不同。
"The past is a foreign country; they do things differently there."
The elements of consciousness are to be discovered by careful analysis.
The more specific you are, the more universal you become.
高分子化学的引入开辟了一个新的材料世界，其重要性可与哥伦布发现新大陆相媲美。