
- Keen OBSERVATION, goodbye.
- You see where you went wrong, don't you?
The Big Bang Theory Season 1, Episode 12

I have a conclusion
based on an OBSERVATION.
The Big Bang Theory Season 1, Episode 10

that could reconcile the lack
of OBSERVATION of supersymmetry
The Big Bang Theory Season 12, Episode 5

That's not overconfidence.
That's OBSERVATION.
The Big Bang Theory Season 2, Episode 12