Moiraine shakes her head, though she doesn't truly know the answer to that, only assumes that it isn't possible -- Yennefer had said as much and after so long...

"If it was wouldn't it have been done already?"

She poses it as a question, as disbelief over fact. She'd like for them to be able to wake but how would you wake into something like this? After so long of being asleep?

"It would be merciful over the life they don't have."