"It’s what needs to be done, as I’ve told you countless times," Harry answered, his hands clenching. "You need to stop thinking you or anyone can reform them, They will keep taking and killing if you don’t use lethal force against them. I killed Bellatrix and Lucius, two of his most trusted minions, when I followed my instincts. Imagine what the Order could do, the lives you could save if you stop caring about our enemies."