This is what she signed up for. She makes up imaginary profiles of people on the planets she got to, people who can live longer fuller lives with the stars in reach, one per day. One per day and she'll have loads of estimated impact left unused when she dies. Perfectly reasonable tradeoff and she can still read books.
Someone wants to interview her about Vulcan; they don't want to lose anything that anybody remembers; she gives the interview and then picks up some poetry.
"Not in the right way, that's political power, not epic power - it's a little boost, you hear about a disproportionate number of princes and princesses making it that far, but I don't think it'd cut it for your kinds of hazards."
"Eldar - and Maiar and Valar - technically 'don't have free will'. Which means they can swear unbreakable oaths and there are some reliable prophecies about what's going to happen to them. Then I showed up and now everything's all wacky."
"- please don't play around with those but would that even do anything? Would you be able to tell?"
"If I'm being deputized into telling Fëanáro why things are a bad idea should I have more context on this?"
"Oaths are unbreakable and not in a, a friendly narrativey way where you turn out to have accidentally fulfilled them even if you were trying to do something else, or in some neutral cosmological force way, it's more like compulsion plus intolerable psychological consequences for digging in your heels -"
"Patient confidentiality," sighs Bella. "Doesn't affect what they can say, just me."
"Those who have been under the correction of Mandos will not speak of it, and indeed, being healed, remember little of it; for they have returned to their natural courses, and the unnatural and perverted is no longer in the continuity of their lives." He says this steadily, as if speaking from memory.