“Bangs and smoke were more often the marks of ineptitude than expertise.”

“Imperfect understanding is often more dangerous than ignorance.”

“Indifference and neglect often do much more damage than outright dislike.”

“Ah, Harry, how often this happens, even between the best of friends! Each of us believes that what he has to say is much more important than anything the other might have to contribute!”

“You'd think I walk around with my eyes shut, banging off the walls.”

“They were the reason that he kept faith with his stars, that reinforced him in his belief that the universe had more in store for him than the mug's game of working for a modest salary until he retired or died,”

“Do you see, Harry? Do you see the flaw in my brilliant plan now? I had fallen into the trap I had foreseen, that I had told myself I could avoid, that I must avoid.”“I don’t —”“I cared about you too much,” said Dumbledore simply. “I cared more for your happiness than your knowing the truth, more for your peace of mind than my plan, more for your life than the lives that might be lost if the plan failed. In other words, I acted exactly as Voldemort expects we fools who love to act.“Is there a defense? I defy anyone who has watched you as I have — and I have watched you more closely than you can have imagined — not to want to save you more pain than you had already suffered. What did I care if numbers of nameless and faceless people and creatures were slaughtered in the vague future, if in the here and now you were alive, and well, and happy? I never dreamed that I would have such a person on my hands.”