Can't stay long, Mother," he said. "I'm up front, the prefects have got two compartments to themselves-" "Oh, are you a prefect, Percy?" said one of the twins, with an air of great surprise. "You should have said something, we had no idea." "Hang on, I think I remember him saying something about it," said the other twin. "Once-" "Or twice-" "A minute-" "All summer-" "Oh, shut up," said Percy the Prefect.
J. K. RowlingVoldemort uses people his enemies are close to. He's already used you as bait once, and that was just because you're my best friend's sister. Think how much danger you'll be in if we keep this up. He'll know, he'll find out. He'll try and get to me through you.
J. K. RowlingSuch loyalty is admirable, of course,” said Scrimgeour, who seemed to be restraining his irritation with difficulty, “but Dumbledore is gone, Harry. He’s gone.” “He will only be gone from the school when none here are loyal to him,” said Harry, smiling in spite of himself.
J. K. Rowling