He only talks about wise men who protect truth, so the truth being true is a given I'd say. EDIT: Of course he's talking to people who swear by the truth they

He only talks about wise men who protect truth, so the truth being true is a given I'd say. EDIT: Of course he's talking to people who swear by the truth they protect. Instead of telling them they're wrong, telling them others might be right is far more likely to get them to consider his point of view -- that other "truths" are just as equal.