—— 请按键盘 空白键 开始游戏 ——

A good algorithm is like a sharp knife—it does exactly what it is supposed to do with a minimum of effort.
一个好的算法就像一把锋利的刀——它以最小的努力准确地完成它应该做的事情。
Not hammer-strokes, but dance of the water sings the pebbles into perfection。