So, what was Walter White's
CONTRIBUTION?
Breaking Bad Season 5, Episode 15
Exactly. As far as I can recall,
his CONTRIBUTION begins and ends there.
Breaking Bad Season 5, Episode 15
...if and when he makes
a worthwhile CONTRIBUTION to science.
The Big Bang Theory Season 6, Episode 9
And all from a country whose
entire CONTRIBUTION
The Big Bang Theory Season 5, Episode 24
He'll make a CONTRIBUTION to our
cause, and you can go home.
Game of Thrones Season 3, Episode 5