Franklin’s comment reiterates his belief in gender roles. It also devalues hobbies and traits that mainstream American culture associates with girls and femininity. Franklin and Eva’s values regarding gender and family are so different that they greatly interfere with the couple’s ability to raise children. Indeed, one might argue that Kevin has learned to disregard his mother and sister from watching Franklin disregard Eva. Tellingly, Kevin tries to bother his sister the very first time he interacts with her. This detail also shows that he is becoming more interested in violence and suffering.