"I have to wage a war," said Harry. "You're right ... it has already begun. But it will get worse before it gets better. A lot worse. I need your help to hold everything together, to stop it falling apart. Whatever I must do in the Magical world, I need you to keep the Muggle world from getting involved. It will require all of your magic, your power ... every ounce of your influence. There needs to be a Britain left when all this is done, one worth fighting for."