—— 请按键盘 空白键 开始游戏 ——

A man of genius makes no mistakes. His errors are volitional and are the portals of discovery.
The best teacher in life is experience.
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
我们必须认识到学校不是中立的空间;它们是意识形态和文化斗争的战场。
Sustainability is no longer an option; it's a necessity for the future of dairy farming.