Really? [ He sounds impressed, though it certainly isn't the first time. It's clear that the Doctor is incredibly smart, which is why Adam listens to him so readily. ]

Yeah, Breaking and Centering. I'm a mechanic, so I have some experience in taking things apart... [ As he says that, he manages to disconnect the tape deck. ]

You're right that people will throw out some incredible things just because they're a little broken. You could probably build a whole new car out of the junk we have. Is this something you usually do or have you taken it up here?