Others investigate unfairly, demanding material proof of spiritual truths without being willing to assist in forming the spiritual conditions necessary to produce the results desired, which is unfair and as impossible as it would be to carry an electrical message from one city to another oil a silk thread or a ball to twine. Unprejudiced scientist have found no difficulty in finding absolute scientific proof of the possibility of communicating with the spirit people, under proper conditions. Spiritualism is the only religion which harmonizes with science in every way. Not one proven scientific fact contradicts the truths we teach, but on the other hand, all uphold and prove our conditions. Because our teachings must be so explained as to be understood by all minds.
Many people can be interested only by tests or messages dealing with material matters.
Also we find it necessary to prove our phenomena, before we can interest the public in our philosophy. Very few people accept as a fact the possibility of the continuity of life. No more than any other work. In fact, it is distinctly beneficial if combined with proper exercise, relaxation, and recreation, which everybody should have. Some Mediums have an inclination to overwork and are then harmed just as anyone would be who carried any occupation to excess.