[Harry strokes his chin thinking on what he should say, not wanting to break any rules with time.]

Look, if I tell you about him I'll be breaking one of the laws of magic. BIG no no in my book. [Harry holds up a finger and waggles his eyebrows.] But I can tell this, he was a very smart man that loved science. Kinda like you without the painting.

[He perks up with a thought.]

Hey, what if we find someone to tell us how this thing works? Then, maybe, we can get a look on the inside.