城市是一个伟大的人工制品，是人类文明的最高作品。
The city is a great artifact, the supreme work of human civilization.
Sustainability isn't an option; it's a necessity for the coal sector.
在磨洋工的制度盛行的地方，艰苦的工作、低工资和恶劣的条件是常态。
"Art is the highest form of hope."
成功建立在坚持之上，而非运气。