
Well, I had a thought about
our super-asymmetry THEORY.
The Big Bang Theory Season 12, Episode 5

Previously on
The Big Bang Theory...
The Big Bang Theory Season 11, Episode 15

Excuse me, but a grand unified THEORY,
insofar as it explains everything...
The Big Bang Theory Season 4, Episode 3

I guess we wait until they're old enough
and let them choose their own THEORY.
The Big Bang Theory Season 2, Episode 2