
...he wrote a paper
postulating the EXISTENCE...
The Big Bang Theory Season 6, Episode 3

Query: On what plane of EXISTENCE
is there even a semi-rational link...
The Big Bang Theory Season 1, Episode 1

...which posits the EXISTENCE of infinite
Sheldons in an infinite number...
The Big Bang Theory Season 3, Episode 3

JOY: They've spent most
of EXISTENCE programmed
Westworld Season 3, Episode 8

I'm denying its EXISTENCE.
Game of Thrones Season 2, Episode 2