Lord Frederick Leighton The Last Watch of Hero painting

Lord Frederick Leighton The Last Watch of Hero paintingLord Frederick Leighton The Garden of the Hesperides painting
rug in front of Dumbledore's desk.
"That's all there is?" said Harry blankly.
Dumbledore had said that this was the most important memory of all, but he could not see what was so significant about it. Admittedly the fog, and the fact that nobody seemed to have noticed it, was odd, but other than that nothing seemed to have happened except that Voldemort had asked a question and failed to get an answer.
"As you might have noticed," said Dumbledore, reseating himself behind his desk, "that memory has been tampered with."
"Tampered with?" repeated Harry, sitting back down too.
"Certainly," said Dumbledore. "Professor Slughorn has meddled with his own recollections."
"But why would he do that?"
"Because, I think, he is ashamed of what he remembers," said Dumbledore. "He has tried to rework the memory to show himself in a better light, obliterating those parts which he does not