What is so different? What's different about having one God, from having a pantheon of gods headed by a superior god?

二者差别这么大吗？只信奉一个神，与信奉由一个主神领导的诸神有什么不同？

耶鲁公开课 - 旧约导论课程节选

Those places were simply the place where the king or the emperor ruled, the place where the main god's palace was, the place where the bureaucrats were to do their business, that's what it was,no more than that.

那些地方仅仅只是,国王或君主的领地,祭祀主神的宫殿所在地,官僚办公的地方,这就是它们当时的功用,不会超出这个范围

耶鲁公开课 - 古希腊历史简介课程节选