Mentalism and self-deception in the martial arts

Introduction: the old "light as a feather" game I'm sure many of you have played the " light as a feather game ": one person sits on a chair and four others gather round and try to lift him or her using only their extended index fingers. Typically this is achieved with a bit of hesitancy and difficulty. But then the four "lifters" perform some sort of "ritual": some pre-set activity (eg. placing all their hands on the sitting person's head) or just the joint "focusing of thought waves". Then the four go back to the sitting person and – voila! – he or she is lifted clean off the seat and high into the air; as if by magic! Back in the '80s my mentalist mate Dave (one of a dwindling number who actually earned a degree in parapsychology!) and four of his friends tried it out on a Daihatsu Charade (using a full grip, naturally). Again, they lifted the car clean off the ground. As if by magic. False assumptions Exce...