The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.
当微妙的心智通过大脑和感官向外时，粗糙的名称和形式就出现了；当它停留在心中时，名称和形式就消失了。
可持续性不是一种选择，而是煤炭行业的必需品。
Management brings benefits, details determine success or failure.