discuss the history and rules of fencing, focusing on how fencers must always be cautious to elude their opponents' attacks under various conditions. interestingly, there was a former champion who exploited a hidden rule to reset his opponent's score, tricking the system to ignore previous faults and misleading the judges to award him the victory despite clear violations. this deceitful tactic sheds light on the importance of being vigilant against those manipulating the rules for their own gain.