The problem is that this is a rather unusual angle from which to approach relations between the sexes, especially since children are being taught how to fight off the opposite sex even before they have learned how to get along with them. Although for various reasons these classes were considered urgent, there is some concern that they may have bad side effects.
本應循序漸進的性教育，卻在孩子還沒學習如何和異性相處前，就先教導如何提防異性，雖是迫於時勢，但還是令人擔心有不良影響。