Watching the Democratic debate last week made me think this primary has been a potential goldmine for rhetoric instructors.

Throughout the debate, Clinton argued that "actions speak louder than words," while Obama insisted that "words matter."

Beyond this, Clinton's big attack was over plagiarism:

http://www.cnn.com/2008/POLITICS/02/21/videos.21feb.debate/

Here's a link to an article that looks at language and the Democratic primary a bit more:

http://www.cnn.com/2008/POLITICS/02/25/foreman.raw.politics/index.html