这不是一个很芬芳的世界，但这是你生活的世界。
It is not a very fragrant world, but it is the world you live in.
Writing is the only thing I've ever done with persistence, except for being married.
天然气是通往更清洁能源未来的桥梁，但我们必须负责任地跨越这座桥梁。
我不是为读者写作；我是为自己写作。
The best economic research is often interdisciplinary.
You have to be willing to fail to succeed.