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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。
The best way to understand labor markets is to look at real-world data, not just theoretical models.
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
成功不在于成为最好的,而在于比昨天的自己更好。