historians have been obsessed with telling the truth -> Thucydides -> History of the Peloponnesian War, he made a point of stating that my narrative is based on what I myself have seen and on accounts from others, after careful research aiming for the greater accuracy. Cicero insisted that historians have the duty "firstly, never say anything that is true, and, thirdly, to prevent any suspicion of partiality or deception in their own writings" p.28