Of course it is. You think that labelling any statement as "bet" magically makes a bet even if the author of the statement never agreed to one in the first place.<quoted text>
No one expects you to keep your word.
I hereby call your Facebook claim a bet. I proved your bet wrong. I win.
Pay up, manchild.
Quote: You stupid moron: the "facebook" source is the Encyclopedic Britannica.<quoted text>
Let's keep what you actually said here:
"Wikipedia is the -only- source where the quote shows up ad verbatim"
You lost the bet. Pay up.