—— 请按键盘 空白键 开始游戏 ——

You are never too old to set another goal or to dream a new dream.
Success is a journey, not a destination, and every step counts.
The study of automata and formal languages is fundamental to understanding the limits of computation.
哲学在成功时是装饰品,在失意时是避难所,在年老时是供应品。