—— 请按键盘 空白键 开始游戏 ——

解决复杂问题的关键通常是找到正确的抽象,这种抽象可以在不丢失问题本质特征的情况下简化问题。
Electric communication will never be a substitute for the face of someone who with their soul encourages another person to be brave and true.
Seek the best tranquil condition for the soul.