—— 请按键盘 空白键 开始游戏 ——

如果您在解释程序时听众点头,请叫醒他。
If a listener nods his head when you're explaining your program, wake him up.
永远不要停止学习,因为世界从未停止变化。
Most of us don't listen with the intent to understand. We listen with the intent to reply.