法律规范的有效性不在于它的实效性，而在于它的约束力。

The only way to have a friend is to be one.

We act as though comfort and luxury were the chief requirements of life, when all that we need to make us happy is something to be enthusiastic about.

你唯一能控制的就是你的努力和态度。

能源转型不仅仅是替换一种能源为另一种，而是整个能源系统的转型。