Howard: I'm not even sure that's possible.
Colonel Williams: Well, I ran it by some colleagues at MIT, and they thought they could get it done in four months.
Howard: Four months?
Sheldon: Yeah, we'll do it in two! (laughs) Hi, I'm Dr. Sheldon Cooper. I'm the actual brains behind this project. Also, engineers aren't real scientists, MIT's a trade school, and the Death Star is from Star Wars, not Star Trek! But otherwise, thank you for your service.