The city is a school, and its buildings are the teachers.
城市是一所学校，它的建筑是老师。
The most important quality in a man is courage. Without it, the other qualities are worthless.
循环经济不再是可选项；它是负责任制造业的唯一前进方向。
可持续性不是一种选择，而是我们对下一代的责任。