When the boys were painting the fence, when one of them was painting the middle of the fence, it kept quavering, as if it was made out of balsa wood., no fence would have been made of that type of wood, meaning, wood that soft couldn't have been painted, because balsa wood is highly soft, the harder you paint it, it would splinter, now wouldn't it?
If Stacy knew Nathan was gay, then she shouldn't have stopped golf as a conversation topic because if she wanted to save that marriage, she would have needed Nathan distracted by golf.