Money Heist Season 3, Episode 8
I believe what you meant to say is,
"I give up. He's IMPROBABLE."
The Big Bang Theory Season 3, Episode 3
Well, if we accept your premise and also
accept the highly IMPROBABLE assumption...
The Big Bang Theory Season 1, Episode 17
...whatever remains, however IMPROBABLE,
must be the truth."
The Big Bang Theory Season 8, Episode 1