
His OBSERVATION of high-energy positrons
has provided the first evidence...
The Big Bang Theory Season 2, Episode 11

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

The OBSERVATION period
is almost over,
Westworld Season 2, Episode 4

Are you familiar
with Darwin's OBSERVATION...
The Big Bang Theory Season 4, Episode 18