"Ah, thank you. I wish I could've done more, but I'm afraid it will have to wait for another time." Dumbledore smiled, and Hermione stiffened just a bit. "Could I convince you to come back to London with us? A healer of your capacity would be useful in St. Mungo's during these perilous times Miss. Gardner," he lowered his voice considerably, "and I'm afraid Grindelwald is going to be coming after you with a vengeance."