Most of these systems come into the category of occult pursuits, as they are the interpretations of phenomena on the ground of fanciful presumptions, by an appeal to unreal or at least unverifiable influences and relations.
To arbitrary and unverifiable metaphysical speculation, and to forms of "absolutism" which have lost touch with human interests, this humanism is particularly destructive.
Only here, instead of assuming something immaterial (and therefore unverifiable), we fall back upon a current of air or gas (irv€Uµa); the essential reason of the thing is itself material, standing to it in the relation of a gaseous to a solid body.
Other members of the defense bar would surely look closely if their clients were apprehended because of unverifiable tips and assail the source, if they could locate it.
How would you define unverifiable? Add your definition here.