26. Spiritual sight gives, then, special perceptions, which, being not seated in the material organs, operate by conditions totally different from the corporeal sight. For the same reason one cannot expect identical effects, or experiment with it by the same means. Being accomplished outside of the organism, it has a mobility which baffles all foresight. It is necessary to study all its causes and effects, and not by assimilation with ordinary sight, which it is not intended to supply, except in exceptional cases, which must not be taken as a rule.
