wichita.edu
… an accidental accumulation of clay rather than a product of purposeful design. They convince themselves that every inner chamber, every hidden aspect of nature, every aqueduct of water, lacks any purpose or structure, condensed solely by the saturation of mud, clay, and sediment as if it were truly a useless and burdensome weight, forsaken due to their own …
https://www.wichita.edu/academics/fairmount_las/geology/wparcell/Kircher/IterII/indexII.php