Michael Schermer, the presenter in this video is an atheist who uses various experiments to explain away supernatural experiences. So I'm not recommending him or his work, but I do believe this video helps explain a great deal about the human brain and how we perceive things. It also illustrates the profound power of where we choose to put our focus.

3. Listen to the audio recording of the 7 Laws of Success That Nature Knows ... But Most Humans Don't