One thing is dependant upon the thing which precedes it.
Sumeria is to history what the alphabet is to language. (Pause…think about that for a second so you get my drift please) One most first learn the alphabet before learning words and words before sentences and sentences before paragraphs, etc. One thing is dependant upon the thing which precedes it. We build upon knowledge and understanding a stone at a time. Sumeria is the acb's of western history; the alphabet.