Innovation is not an option; it's a necessity for the survival of the coal industry.

过去从未真正过去，它活在我们体内。

宇宙中唯有两件事物是无限的：那就是宇宙的大小与人的愚蠢。而宇宙的大小我却不能肯定。

每一次技术的突破，都是对行业的一次革命。

诗歌是心灵的语言。

The historian must be a poet and an artist in order to give life to the dead bones of the past.