Hardly brilliant — more like ignorant. It was a matter of common knowledge in Arkansas that the way to get the Huckster to fire up the Pardon-O-Matic was to put on a good “I Wuz A Sinner But I Came To Jaysuz” show; Johnson was 100% right in that criticism.
"Common Knowledge": the desperate respondent's abbreviated version of "I have absolutely no means of backing up this statement whatsoever." Pffffftt.