在过去10,000年中，随着我们从小型狩猎-采集部落演化为农耕、城市化和更高级的形式，我们必须与之互动与合作的人的网络也有所扩大，从小部落演变为民族国家，最终又形成欧盟这样的实体。
Over the past 10,000 years, as we moved from small hunter-gatherer bands to agricultural settlements, urbanization, and beyond, the network of people with whom we must interact and cooperate expanded, from small bands to nations-states and eventually to an entity like the EU.