There are many questions to be asked there about what she means by that. He has summarised a lot in what he has told her and she hasn't told him everything either.

"I do not believe so. But sometimes I do think it would have been better to have accepted my condition and died." Surely she must feel the same, if she has lived a few lifetimes already. It can get dreary. Especially if you are the only one, or one amongst very few, to outlive everyone else around you. Watch them die, get a little colder and harder with each passing generation.