She did not back down, instead opting to look him straight in the eye. "Prison doesn't erase the problem, it only creates worse. Prison was supposed to be confinement; a punishment for bad behavior, to teach them a lesson before earning their freedom back. What can the Death Eaters take from this lesson? How can the learn from this? Reform because of it, if they get no chance to do so? The purpose of prison was rehabilitation, not permanent institutionalization."