—— 请按键盘 空白键 开始游戏 ——

即使我输了,我也能从中学到东西。
All human errors are impatience, a premature breaking off of methodical procedure, an apparent fencing-in of what is apparently at issue.
We are all prisoners of our own experiences.
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。