...you'll put them in order of the size
of their CONTRIBUTION to their fields.
The Big Bang Theory Season 3, Episode 7
...if and when he makes
a worthwhile CONTRIBUTION to science.
The Big Bang Theory Season 6, Episode 9
Please. The only way she could make
a CONTRIBUTION to science...
The Big Bang Theory Season 2, Episode 2
...made a greater CONTRIBUTION
to the discredited field of alchemy...
The Big Bang Theory Season 3, Episode 7
So, what was Walter White's
CONTRIBUTION?
Breaking Bad Season 5, Episode 15