Exactly. As far as I can recall,
his CONTRIBUTION begins and ends there.
Breaking Bad Season 5, Episode 15
...to make any significant CONTRIBUTION
to physics played a trick on you.
The Big Bang Theory Season 2, Episode 6
So, what was Walter White's
CONTRIBUTION?
Breaking Bad Season 5, Episode 15
...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