可持续性不是一种趋势;而是我们对后代的责任。
Sustainability isn't a trend; it's a responsibility we owe to future generations.
相机不仅仅是一个工具;它是故事中的一个角色。
The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
The library is inhabited by spirits that come out of the pages at night.