Understanding how dreams work via a party game

Understanding how dreams work via a party game

TL;DR version: the internal Questioner in your brain asks yes/no questions, but lacking sensory input it lowers its threshold and starts to take random noise as confirmations/disconfirmation.

Questioner: Am I flying?
Random noise: Yes.
You: Whoa, I'm flying!

Full excerpt:
http://konyv.uw.hu/consciousness_explained.htm

I highly recommend Daniel Dennett's books and lectures on Youtube.