Maymuun

“It's going to be all right, sir," Harry said over and over again, more worried by Dumbledore's silence than he had been by his weakened voice. "We're nearly there ... I can Apparate us both back ... don't worry ..."
"I am not worried, Harry," said Dumbledore, his voice a little stronger despite the freezing water. "I am with you.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“Dumbledore will only leave from Hogwarts when there are none loyal to him!”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“Do you remember me telling you we are practicing non-verbal spells, Potter?"
"Yes," said Harry stiffly.
"Yes, sir."
"There's no need to call me "sir" Professor."
The words had escaped him before he knew what he was saying.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“It is the unknown we fear when we look upon death and darkness, nothing more.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince