Sighing, the professor rapidly scanned the English 101 term paper on
"Early American Railways" submitted by the class dunce, determined
almost at a glance that large portions had been lifted verbatim and
without attribution from Clemens' "The Gilded Age" and "Innocents
Abroad," assigned a failing mark to the pathetic fraud, and scrawled in
red across the cover sheet, "Come, sir, this is TOO, TOO TWAIN."