—— 请按键盘 空白键 开始游戏 ——

Safety and sustainability are the cornerstones of modern mining.
我看到了,我忘记了;我听到了,我记住了;我做过了,我理解了。
"The stars are the street lights of eternity."
简单生活,高尚思考:这是通往真正幸福的道路。
Art is a way of asking questions, not giving answers.