—— 请按键盘 空白键 开始游戏 ——

理解劳动力市场的最佳方式是观察现实数据,而不仅仅是理论模型。
A film is never really finished, it's just abandoned.
我解决的每一个问题都成为后来解决其他问题的规则。
The more we learn about the universe, the more we realize how much we have yet to discover.