![And I want you to know that
that is sincere. I do feel bad.
And I want you to know that
that is sincere. I do feel bad.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
And I want you to know that
that is SINCERE. I do feel bad.
The Big Bang Theory Season 9, Episode 13
![Not to Not to](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Not to "Sin City" but to "SINCERE city."
The Big Bang Theory Season 9, Episode 13
![A, that was not a joke,
that was a sincere request.
A, that was not a joke,
that was a sincere request.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
A, that was not a joke,
that was a SINCERE request.
The Big Bang Theory Season 6, Episode 24
![Did you make the apology
as sincere as I would have?
Did you make the apology
as sincere as I would have?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Did you make the apology
as SINCERE as I would have?
The Big Bang Theory Season 9, Episode 23
![Okay. Now, see you look sincere
but your words are completely false.
Okay. Now, see you look sincere
but your words are completely false.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Okay. Now, see you look SINCERE
but your words are completely false.
The Big Bang Theory Season 10, Episode 6