煤炭使美国在世界范围内保持竞争力。
所有老人共同的大秘密是,在七八十年里,你其实并没有改变。你的身体变了,但你一点都没变。
The job of art is to chase ugliness away.
The key to sustainable development is to balance economic growth and environmental protection.
"In the end, we will remember not the words of our enemies, but the silence of our friends."
过去是一个我们可以造访但无法停留的地方。