And he can't resist a good mystery. Even if its someone not telling him something. There was a hilarious episode once where he was trying to figure out what it meant when a girl wrote xxx on the bottom of a letter. And none of the girls would tell him. It drove him nuts.

Yeah, its the same for most string instruments. But especially harps because of the plucking. If you don't start slow and build up your calluses you can actually get blisters and make your fingers bleed.