Tom Toles does the Tea Party

Is the use of humor the best way to let someone know they are in the wrong?

http://www.washingtonpost.com/blogs/tom-toles/post/friday-rant-oh-those-teapartiers-edition/2012/12/06/9866d5d8-3fca-11e2-a2d9-822f58ac9fd5_blog.html