Although Zhou Tian originally knew in his heart that the power hierarchy of the Divine Realm was certainly higher than that of the Lower Realm, in his view, no matter how formidable the Divine Realm might be, it shouldn't be overwhelmingly superior to the Lower Realm. After all, he had already managed to repel forces from the Divine Realm before. Thus, upon arriving in the Divine Realm, he believed that he could surely grow rapidly and might even become a major figure there in a short amount of time.
However, the reality Zhou Tian faced upon truly arriving in the Divine Realm struck him like a heavy blow.