“Either must die at the hand of the other for neither can live while the other survives.”

“Neither can live while the other survives, and one of us is about to leave for good...”

“You are the true master of death, because the true master does not seek to run away from Death. He accepts that be must die, and understands that there are far, far worse things in the living world than dying.”

“On the other hand, the Prince had proved a much more effective teacher than Snape so far.”

“Abundance is the quality of life you live and quality of life you give to others.”

“But people only die in proper duels, you know, with real wizards. The most you and Malfoy’ll be able to do is send sparks at each other. Neither of you knows enough magic to do any real damage. I bet he expected you to refuse, anyway.” “And what if I wave my wand and nothing happens?” “Throw it away and punch him on the nose,” Ron suggested.”

“You must accept the reality of other people. You think that reality is up for negotiation, that we think it's whatever you say it is. You must accept that we are as real as you are; you must accept that you are not God.”