Secondly, the author analyses the conception differences about the wife and concubine problem between the male and female, it is the conception differences that causes the unstability of family.

• 接着分析了男女双方对妻妾问题存在的观念差异，认为正是男女双方视“第三者”为替代品还是互补品导致了家庭的不稳定性；