Through the example of a period arbitrarily dated and decked out in the Middle Ages label, has since become the favorite target of counterfeiters and propagandists interested Jacques Heers we administered a course of history and historical analysis method . A true during method where various examples and touching different topics and events illustrate what not to do when you want to be a true historian, the opposite of a Michelet and other big names falsifiers. We also retain the irony of the tone when it comes to compare the contemporary moral lessons over a period of idolatry and obscurantism were negligible compared to the present day: on-taxation, staggering privileges, salaries demented, pathetic idols celebrations showbiz and sport, veneration of the wear of derivatives, submission to a simplistic, dogmatic and sectarian thought where there is only one culprit: our roots.