So I have a dominant PERSONALITY.
We all know that.
The Big Bang Theory Season 8, Episode 21
I'm just tweaking her PERSONALITY,
sanding off the rough edges, if you will.
The Big Bang Theory Season 3, Episode 3
Mm, Sheldon, you didn't
have a PERSONALITY;
The Big Bang Theory Season 7, Episode 16
You are, but you've got
kind of a big PERSONALITY...
The Big Bang Theory Season 6, Episode 24
...at the time of your birth
somehow affects your PERSONALITY.
The Big Bang Theory Season 1, Episode 1