Leonard grew up to be
an experimental PHYSICIST.
The Big Bang Theory Season 1, Episode 16
Instead of a world-class PHYSICIST,
I could've wound up as a hobo...
The Big Bang Theory Season 6, Episode 22
So now let's bring out theoretical PHYSICIST,
Dr. Sheldon Cooper!
The Big Bang Theory Season 6, Episode 18
The brilliant PHYSICIST that I now know
lives in the area. Not that I care.
The Big Bang Theory Season 9, Episode 10
...but I am, in fact,
a world-renowned PHYSICIST.
The Big Bang Theory Season 8, Episode 1