I think it's CULTURAL.
The Big Bang Theory Season 11, Episode 10
I find the notion of romantic love to be
an unnecessary CULTURAL construct...
The Big Bang Theory Season 4, Episode 5
This is very interesting.
Cultural perceptions are subjective.
The Big Bang Theory Season 4, Episode 1
While you do provide
a certain CULTURAL diversity...
The Big Bang Theory Season 2, Episode 13
"An examination of the economic,
CULTURAL and political roots of slavery...
The Big Bang Theory Season 6, Episode 6