臣民的政治自由是每个人对自己安全感的平静心态。
The political liberty of the subject is a tranquility of mind arising from the opinion each person has of his safety.
我们总是从零开始。没有先入为主的想法。
煤炭的真正价值在于我们如何负责任地开采和使用它。
What we do today will determine the climate for centuries to come.
Design is not just what it looks like and feels like. Design is how it works.