Sheldon, did you draft the CONTRACT?
The Big Bang Theory Season 9, Episode 18
Yeah, well, it's in our CONTRACT
to serve on a university committee.
The Big Bang Theory Season 6, Episode 18
If you've got a problem
basing a relationship on a CONTRACT...
The Big Bang Theory Season 8, Episode 3
That's why I've stipulated
in the CONTRACT that your contributions
The Big Bang Theory Season 9, Episode 18
The leaving of a message
is one half of a social CONTRACT...
The Big Bang Theory Season 2, Episode 22