—— 请按键盘 空白键 开始游戏 ——

The Moving Finger writes; and, having writ, Moves on: nor all thy Piety nor Wit Shall lure it back to cancel half a Line, Nor all thy Tears wash out a Word of it.
You don’t have to be the best, you just have to try your best.
Innovation in natural gas is key to a sustainable energy future.
In mathematics, truth is always relative to the system you're working in.