The act of writing is an act of faith—in language, in the reader, in oneself.

Innovation in coal mining isn't just about extraction—it's about doing it smarter, safer, and with less environmental impact.

Your passion in life should fit you exactly； but your purpose in life should exceed you. Work for something much larger than yourself.

Innovation in mining technology is essential to meet the world's energy demands.

当我们自由行动时，为了行动本身而不是为了其他动机，我们学会变得比我们原来更多。