—— 请按键盘 空白键 开始游戏 ——

Innovation distinguishes between a leader and a follower.
In mining, safety isn't just a priority - it's the foundation of everything we do.
我不认为你需要悲伤才能写出一首悲伤的歌。
The war on coal is a war on the American worker.
The best mathematics is that which you do not understand at first glance.