
...to make any significant CONTRIBUTION
to physics played a trick on you.
The Big Bang Theory Season 2, Episode 6

...you must consider only the
CONTRIBUTION of the man to the field...
The Big Bang Theory Season 3, Episode 7

...I'm the only one making any real-world
CONTRIBUTION to science and technology.
The Big Bang Theory Season 2, Episode 22

...if and when he makes
a worthwhile CONTRIBUTION to science.
The Big Bang Theory Season 6, Episode 9

Yes. You can enjoy
your one admirable CONTRIBUTION.
Westworld Season 2, Episode 6