一个人生命中最孤独的时刻是当他们看着自己的整个世界分崩离析，而他们所能做的只是茫然地凝视。
The loneliest moment in someone's life is when they are watching their whole world fall apart, and all they can do is stare blankly.
Economic history teaches us that change is possible, but it is rarely easy.
可持续性不是一种选择，而是一种责任。