《孔子家语·礼运》
 现在大道已经渐渐衰弱，天下为一个家族所私有，人们只敬爱自己的双亲，只疼爱自己的子女。
 今大道既隐，天下为家，各亲其亲，各子其子。
The great way has now gradually declined, and the world has become the private property of a single family, and people only revere their own parents and only love their own children.