—— 请按键盘 空白键 开始游戏 ——

用程序证明四色定理不会改变数学——它只是证明了这个挑战了一个世纪的定理是一个有限的问题。
We must respect the land, for it is the foundation of all we do.
I don't think about limitations. I just think about possibilities.
我被碎片化的、不完整的、未解决的事物所吸引。