A man came to a scientist and wished to be instructed; this instructor showed him the revelations of the microscope & telescope, but the man laughed and said, "These are obviously hallucinations inflicted on the eye by the glass which you use as a medium; I will not believe till you show these wonders to my naked seeing." Then the scientist proved to him by many collateral facts & experiments the reliability of his knowledge but the man laughed again & said, "What you term proofs, I term coincidences, the number of coincidences does not constitute proof; as for your experiments, they are obviously effected under abnormal conditions & constitute a sort of insanity of Nature." When confronted with the results of mathematics, he was angry & cried out, "This is obviously imposture, gibberish & superstition; will you try to make me believe that these absurd cabalistic figures have any real force & meaning?" Then the scientist drove him out as a hopeless imbecile; for he did not recognise his