煤炭行业必须进化,否则有过时的风险。适应是生存的关键。
The wild demands respect. If you give it, it will give back.
"The pursuit of excellence is a never-ending journey."
每个单子都是一个中心,无限地体现了周围的宇宙。
The most effective way to promote democracy is not through military intervention but through the slow and steady process of building institutions and promoting economic development.