I spent a bit of time hunting down some YouTube examples of the techniques I listed. Here they are and some of the variations of them.
Corridor of Voices or Conscience Alley
I couldn't upload the YouTube video, but here is the screenshot (http://www.someecards.com/entertainment/celebrities/robin-william-improvised-line-from-good-will-hunting-one-of-the-most-memorable/), along with the link to the video:
|It was tricky to find a video for this, but the emphasis on this has to do with contrasting points of view|