If not as old as ancient Rome, it certainly goes as far back as the tenth-century Holy Roman Empire. Since then, the European ideal has gone through many changes, but two themes remained constant.
当然，统一的欧洲这一理想要远早于莫内的蓝图。这一理想可以追溯到古罗马，再不济在10世纪神圣罗马帝国时期也已经存在了。此后，欧洲理想一变再变，但万变不离两宗。