10. For those who deny the independent existence of the spirit, and consequently that of the independent individuality of the surviving soul, all nature is simple tangible matter. All phenomena attaching to Spiritism are to them supernatural, and consequently chimerical. Failing to admit the cause, they cannot admit the effect; and, when the effects are patent, they are attributed by them to imagination, illusion, hallucination; they refuse to give credence to them. Their own preconceived opinions render them incapable of judging Spiritism fairly, because they deny all things which are immaterial.