The ultimate test of any economic theory is whether it improves real-world decisions.
任何经济理论的最终检验标准是它是否能改善现实世界的决策。
The future of steel lies in its ability to adapt to a low-carbon economy.
可持续性不是一种选择,而是一种责任。
我不怕辛苦工作。我在一个把努力工作当作生活方式的家庭中长大。
The past is never dead. It's not even past.