煤炭曾是工业进步的支柱，但其未来必须平衡经济需求与环境责任。
Coal has been the backbone of industrial progress, but its future must balance economic needs with environmental responsibility.
保持一颗闲适的心，随遇而安。
The main thing is to be moved, to love, to hope, to tremble, to live.
In chemistry, as in life, the most transformative reactions often require patience and precise conditions.
"In computer science, we are always trying to find the balance between expressiveness and tractability."
