Just shows you how long I have been out of school. I was going by something I learn in a law course I jumped on back in the day, just to fill a requirement. I would love for you to site case precedent for me so I might investigate further. Thanks in advance. ;-)
There's a more recent one, I think, but I can't recall the name. The Brandenburg rule says that the speech has to be intended to incite imminent, lawless action.