How does this do as a prediction of the real world?

它怎样作为现实世界的一个预测呢

耶鲁公开课 - 博弈论课程节选

And not only are the Greeks as a whole cut off from the rest of the world, but Greece itself, which used to be an area of easy exchange, where people could go from one place to the other and did, localism now comes into the picture.

而且不仅是希腊人作为一个群体被排除在,世界之外,希腊内部也出现了问题,它曾经也是一个贸易中心,人们从其他地方赶来又走向另一个地方,而此时,地方主义开始兴起

耶鲁公开课 - 古希腊历史简介课程节选