[ He smiles a little, sad and wistful ] Then ask what you will and I will answer.

Evil will always grow stronger. [ he says quietly ] Even guarded behind the fence of our swords, Morgoth still grew great enough to assail us - and yet He himself remained unassailable. If tis indeed Ungoliant in those ruins, no might of arms will drive Her out. You can but guard against Her in readiness and hopes it will be enough. Of course, it might not be Her in there - I do not presume to know your Lord-King's mind, but I warrant he waits to learn what truly lurks there... and if it is something worth the lives he must waste to win, or not.

[ It is, after all, what Maglor would do (has done) ]