—— 请按键盘 空白键 开始游戏 ——

针对不同的情况采取不同的策略,针对不同的问题采取不同的解决方法,具体问题具体分析。
The best way to predict the future is to invent it.
Sustainability isn't a choice; it's our responsibility to the next generation.
Mistakes are the portals of discovery.