"That's why I worry. That's why I want you to control your emotions. That's why I had you kill last night, and why you'll do it again. It will hone your soul to horror, and help you resist what the Horcrux might want to strip from you." He kissed her there again, nibbled gently on her flesh. "I won't rush the Horcrux—you'll have plenty of time to prepare, and I'll lead you through it step by step."