"If we do this," He repeated and held a finger over her mouth to keep her from arguing. "We wait. I want you to have the time to properly understand what this means. Even if it means talking to Weasley about.... Us." He swallowed and tried to hide his grimace before he went on. "We wait for us to destroy the diadem. Only after we've destroyed the diadem will I even consider allowing you to do this, if you're absolutely certain."