Mark Twain

Says,
"Jack is a great writer, and a marvel of his time."

Leonardo da Vinci

says,
"Jack's abstract insults are the true basis of all humor deep within us all."

Homer

says,
"Jack is Great, Jack is Wonderful."

President Teddy Roosevelt

says,
"Jack would make one fine President."

Galileo

says,
"That Jack Smarter Than Me."

Karl Marx

says,
"Jack Make Me Want To Write A New Book."