《商君书·徕民》
现在赐给他们田地住宅，又免除他们三代的徭役赋税，这就是给他们想要的，又不让他们干讨厌干的事。这样，秦以外六国的民众没有不向秦来的。
今利其田宅，而复之三世，此必与其所欲而不使行其所恶也，然则山东之民无不西者矣。
Now they are given fields and homes, and are exempted from corvee and taxes for three generations. This is doing what they desire and not letting them do what they hate to do. In this way, there are none of the people of the six countries outside Qin who do not come to Qin. 