Medium is a type of Transmission. Transmission is a type of Communication. Rhetoric is a type of Communication. Rhetoric can Inspire. 
Time is a type of Mystery. Time is related to Art. Art is related to Self. Self is a synonym of Ego. 
Medium --IsA--> Transmission --IsA--> Communication <--IsA-- Rhetoric --CapableOf--> Inspire 
Mystery <--IsA-- Time <--RelatedTo--> Art <--RelatedTo--> Self <--Synonym--> Ego 