One of his eyebrows rose. "Besides going out of your way to protect Mr. Potter and Madam Bones? Well, I suppose I should tell you the truth. The whole truth. Something that no one knows." He cleared his throat and grabbed the goblet of water with his left hand. After he wetted his throat, he continued, "the Dumbledore family is far older than many think. It was a name that was created centuries ago as our most famous ancestor had no last name."