It's based on the PREMISE
The Big Bang Theory Season 7, Episode 3
I accept your PREMISE,
I reject your conclusion.
The Big Bang Theory Season 1, Episode 16
Yeah. Building on your PREMISE...
The Big Bang Theory Season 4, Episode 5
Based on the PREMISE that
"lumen" sounds like "lemon"?
The Big Bang Theory Season 12, Episode 14
Well, if we accept your PREMISE and also
accept the highly improbable assumption...
The Big Bang Theory Season 1, Episode 17