It seems for Sanders that he should not feel guilty at all, because the men he had in his minds were not the same men as the daughters or other complaining women had in their minds of their father and other men, but he regrets not understanding these women complains at the time in the end of the text.
As in his childhood he grew with hard work men around him and women which would enjoy life in the house, caring for babies and going to supermarket he could not have the same view as the women that accused men of having privileged lives, because he could not even imagine the life of men, as bankers or architects, that were served by women and many times kept them in the house as in a prision, or abandoned them.
He is not a prosecutor as he closes the text saying “ I wasn't an enemy, in fact or in feeling. I was an ally ”.
The significance is that it is not really a costume, he has the actions of being a fool.
Answering say it’s person vs self :
Explanation:I say this because Casey struggles to decide whether or not he should tell his mom or blame it on the family dog.