和这种个人化相关的大脑区域是从我们的贸易伙伴还是小型氏族团体成员的时候开始进化的。 在那样的情况下，违反道德的行为会被即时发现并加以纠正。
This personalization draws upon regions of the brain that evolved when our trading partners were members of small kin-based groups where moral violations were immediately identified and remedied.