Aah... a clear line of demarcation.

Matthew's proposition - There are no things in the martial arts that cannot be explained by physics.

Mark's proposition - It is a fact that some things in the martial arts cannot be explained by physics.

It's at this point that the experimental physicist would devise an experiment to test which of the above propositions is supported by experimental data. Anyone care to contribute to the design of said experiment? Thought experiments welcomed.

Ron