"I see. Are we some kind of… cancer cells?"
Li Yao mumbled to himself, "'Cancer of Earth'? I like the sound of that. After all, cancer cells are very difficult to eliminate. As long as there is even a tiny bit left, it is very easy to spread and lose control.
"It is true that, even if the 'will of the earth' does exist, human beings are a part of it, or even an important part of it. That's why it is named 'Spirit of All Creatures'!
"We are inextricably linked to the will of the earth," the grey mist lady said, "so that it cannot simply wipe us out. We can only resort to 'precise strikes and focus purges', just like the 'target drugs' for cancer. The Heaven's Origin Sector is one such drug.
"Now that you mention it, I kind of understand."