It is because Immortal City has never forgotten the Desolate Regions, and the structure of the Cultivation World owes much to the contribution of ancient great powers. Our mere existence in the Desolate Regions serves as a reminder to the entire Cultivation World, that the existence of the ancient cultivation world, as history, cannot be abandoned.
For no one knows whether there will be another crisis in the future that would reshape the current Cultivation World, so the existence of the Desolate Regions is a warning in itself.
We cultivators, are inherently defying the heavens, contending with the heavens."
However, what Liang Sheng was thinking about was not these issues. He had already identified a blind spot and eventually couldn't help but ask.