“2500 years of civilization assures us Iran will change. Thirty-six years of the Islamic Republic cautions us it won’t be soon, or easy.” — Karim Sadjadpour  __________ THE IRAN NUCLEAR ACCORD (Joint Comprehensive Plan of Action, summarized) is a Herculean feat for the P5+1 nations, led by the U.S., after 20 months of negotiations. The…