Nope, Howard Zinn during an interview with TomPaine.com
Words of Jefferson? No, spirit of Jefferson, Yep.
Thomas Jefferson is one of the most misquoted public figures of all times. Many a forum sig-line has a quote from TJ that is not his words at all. Below is a pdf that is the definitive words of Jefferson collected from his speeches, writings and letters. If it ain't in here, he probably didn't say it.
The Jeffersonian Cyclopedia : a comprehensive collection of the views of Thomas Jefferson (1900)
I've worked with a few different versions over the years and this one is a scanned facsimile copy that was also made searchable. It's huge (155 MB) and I'm trying to simmer it down a bit (edit, I did and it's around 100 MB now).
The Jeffersonian Cyclopedia 2014-07-04
Dissent is the highest form of patriotism.