With the recognition of a death process in the nervous system as the bodily foundation of consciousness, and particularly of man’s conceptual activities, the question arises as to the nature of those activities which have their foundation in other systems, such as that of the muscles, where life, not death, prevails. Here an answer must be given which will surprise the reader acquainted with modern theories of psycho-physical interaction; but if he meets it with an open mind he will not find it difficult to test.