Quinn thought for a moment—why would Dumbledore not tell Harry? Phoebe and Bernies's answers seemed as good as any, but Quinn couldn't just steal them."I think it might be a bit of both—Harry knowing he had to die could've beet detrimental, but Dumbledore mightn't've had the heart to tell Harry either way. I don't think there's any real way to know for sure without asking him." So, he could sort of steal their answers.