The concept of law is a complex one, and it is not easy to define.
【譯文】溺愛母親會養(yǎng)出敗家子，嚴格管教不會出兇暴奴仆。
礦工的安全永遠不應(yīng)該用成本效益分析來衡量。
The truth is that parents are not really interested in justice. They just want quiet.