Sister Mary Martha Explains Papal Infallibility

"Papal Infallibility in a nutshell: You're playing Scrabble with the Pope and he throws down the word "blotsnefad". Does he win because he's infallible and can make anything true that he wants to be true? No. The Pope is only infallible when he speaks on matters of Dogma and only when he speaks on them "Ex Cathedra" which means, "from the Throne"."