...on your tremendously exciting and
not yet conclusively disproved HYPOTHESIS.
The Big Bang Theory Season 3, Episode 4
Let's say for a moment that
I accept the bath-item-gift HYPOTHESIS.
The Big Bang Theory Season 2, Episode 11
I'm going to propose a HYPOTHESIS.
The Big Bang Theory Season 4, Episode 9
...to support our HYPOTHESIS?
The Big Bang Theory Season 8, Episode 23