"From this point forth, we shall be leaving the firm foundation of fact and journeying together through the murky marshes of memory into thickets of wildest guesswork. From here on in, Harry, I may be as woefully wrong as Humphrey Belcher, who believed the time was ripe for a cheese cauldron." "But you think you're right?" said Harry. "Naturally I do, but as I have already proven to you, I make mistakes like the next man. In fact, being — forgive me — rather cleverer than most men, my mistakes tend to be correspondingly huger." "Sir," said Harry tentatively, "does what you're going to tell me have anything to do with the prophecy? Will it help me . . . survive?" "It has a very great deal to do with the prophecy," said Dumbledore, as casually as if Harry had asked him about the next days weather, "and I certainly hope that it will help you to survive,."