"And after that ? What will happen ? Will anything change ?"  All these question, not much time. "Of course, don't be foolish, after everything's done you'll feel each other much stronger than now. Since both of your magical skills will be the same and mixed together you'll know spells that  previously you couldn't even pronounce, including all Dark Arts and believe me, Miss Granger, my Godson knows quite a lot about those." 