Let me take you on a journey of several powers of 10 -- from the millennium scale to the year scale -- to try to persuade you of this. Until 10,000 years ago, all humans lived as hunter-gatherers, without permanent settlements or government. And this is the state that's commonly thought to be one of primordial harmony. But the archaeologist Lawrence Keeley, looking at casualty rates among contemporary hunter-gatherers, which is our best source
让我带你看看以10为衡量方式的一些权利-- 从以千年为单位到以年为单位 来试着告诉你们这点。直到一万年前 人类以打猎为生，没有固定聚居地、政府 这个状态通常被认为是 原始的和谐状态。 但考古学家Lawrence Keeley 通过观察当代狩猎者的死亡率——这类生活方式