It is the cry which despairing, deluded humanity, in the darkness of its frenzied ignorance, has flung back hopelessly to heaven since first the spirit of an Infinite Intelligence brooded upon the race. It is the appeal of man's immortal unity to the All-Father, from age to age, for knowledge sufficient for its hourly needs, since ever, back in the far dim ages of the earth, primeval man, beetl…