我们生产的每一吨低碳水泥都是迈向更健康地球的一步。

The process of scientific discovery is as important as the discovery itself, for it teaches us about the nature of inquiry and the limits of our understanding.

The city is the greatest architectural achievement of humanity.

如果我们想要清洁的空气和水，就必须从保护森林开始。

The artist is a receptacle for emotions that come from all over the place: from the sky, from the earth, from a scrap of paper, from a passing shape, from a spider's web.