Innovation in coal technology is just as important as innovation in any other energy sector.
The properties of the whole are not deducible from the properties of the parts.
To exhibit is to make a political statement, whether you want it or not.
If a lion could talk, we could not understand him.
译文:人生变化不定,富贵难以预料。
We all want to be told stories, and we all want to tell stories. It's one of the things that makes us human.