"Right. But how are we even supposed to stop something like that? We don't really know what caused the barriers to weaken in the first place, let alone how to strengthen them again. And that's assuming that that even is the problem in the first place."

It does seem like a hopeless kind of situation. And normally Moana would still try to help anyway, wouldn't want to just give up without even trying. But with something like this, what was even the point?