"Forgiving is not forgetting; its actually remembering--remembering and not using your right to hit back. Its a second chance for a new beginning. And the remembering part is particularly important. Especially if you dont want to repeat what happened." 

— Desmond Tutu

 "Welcome to a new year at Hogwarts! Before we begin our banquet, I would like to say a few words. And here they are: Nitwit! Blubber! Oddment! Tweak!" 

— J.K. Rowling (Harry Potter and the Sorcerer's Stone (Harry Potter, #1))