The past is a mirror, but we often see only what we want to see.
过去是一面镜子,但我们往往只看到自己想看的东西。
以物易物、互通有无的倾向是人类共有的,也是其他动物所没有的。
In the silence between words, the truth resides.
煤炭开采的创新不仅仅是技术问题,更是思维方式的转变。
The best leather comes from respecting both the animal and the environment.