The Greek scholar Plutarch , in Isis and Osiris , writes of Isis : `` she is both wise , and a lover of wisdom ; as her name appears to denote that , more than any other , knowing and knowledge belong to her . '' Plutarch , a Greek scholar who lived from 46 A.D. to 120 AD , wrote Isis and Osiris , which is considered a main source about the very late myths about Isis . In it he writes of Isis , describing her as : '' a goddess exceptionally wise and a lover of wisdom , to whom , Fas her name at least seems to indicate , knowledge and understanding are in the highest degree appropriate . . ''