关于洛克这位哲学家的问题。

英文的直译是：请描述并批判性地评定洛克关于“原始占有”的理论。
就是让你讲出洛克的这个理论说的是什么，有什么局限性，并客观做出评价。

关于洛克的“原始占有”理论可在http://www.politicalphilosophy.info/originalacquisition.html 查到。

Original Acquisition
There was a time when no one owned anything. Before the establishment of governments, before the first communities had formed, the world and everything in it was unowned. Every person had an equal right to every resource; no one could claim anything as their own.

It is difficult to see how, given this initial state, private property rights could arise. Property rights place significant constraints on other people: if I own an item, then everyone else is burdened with an obligation not to use it without my permission to do so. If initially everyone has an equal claim to the use of an object, then by what authority could one person gain a right to exclusive use at