"If I were evil I'd erase the memory of swearing that, get another minor oath from them, and let it torture them forever," Maitimo says curtly. " I have been thinking a lot about this and don't see an obvious safe way."
"Oh hell I didn't even think of memory alteration as an avenue there, is that a thing."
"If you come into possession of shiny rocks called Silmarils I want to know what their deal is and I advise you not to set anything on fire without accounting for Telufinwë first in around fifty Years. I wish I could be more specific."
"They're shiny? There's three? You acquire them at some point and wear them in a crown and it's very fetching and then when everything is dark for unclear reasons they could be used to restore light to the world and you don't turn them over for the purpose. They were a recurring theme in the subsequent unpleasant warfare."
Blink. "Uh, I suppose that might help, if you have an alternative. Presumably you originally had other reasons to make them besides immortalizing humans?"
"I'm not sure how anybody's going to live anywhere short of evacuating to my world while the world is all dark if they - hm, no, one of the later visions was in what looked like daylight, but I don't know how that was accomplished -"
I could make them impossible for anyone to wield or benefit from without my leave."
"That might work. Don't know enough to say for sure. The visions didn't show anyone using them as anything other than shiny rocks."
"Might work, don't know. If I could give you a complete prescription for how to steer around all the everything I would definitely have brought it all neatly indexed," Kib sighs.
"It's in the very early stages of consideration," Fëanáro says. "Is it possible you killed all those people to get it back because it was needed to save many many more people?"
"I am really good at solving problems like that without swords, and don't seem to have been particularly effectual with them," he says. "I cannot imagine I'd try that."
"Silmarils don't explain what happened to you before that, either," Kib says to Maitimo.