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"An examination of the economic,
CULTURAL and political roots of slavery...
The Big Bang Theory Season 6, Episode 6

Dude, can you even open your mouth
without spewing a CULTURAL stereotype?
The Big Bang Theory Season 4, Episode 9

I think it's CULTURAL.
The Big Bang Theory Season 11, Episode 10

This is very interesting.
Cultural perceptions are subjective.
The Big Bang Theory Season 4, Episode 1

...the CULTURAL convention
is to bring them hot beverages.
The Big Bang Theory Season 1, Episode 6