—— 请按键盘 空白键 开始游戏 ——

The most beautiful thing in mathematics is the simplicity of the ideas behind the complexity.
Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it.
古老智慧与现代思想的融合不是碰撞,而是一场舞蹈。
Never underestimate the power of small, consistent actions to drive large-scale change.