Innovation in coal mining isn't just about extraction—it's about doing it smarter, safer, and with greater respect for the environment.
学得越多，知道得越多；知道得越多，忘记得越多；忘记得越多，知道得越少。那么，为什么要学习呢？
La verdadera ciencia enseña, sobre todo, a dudar y a ser ignorante.
我不相信灵感，我相信努力。