Hi again! You are correct, 100%!
Also, I'm currently using that same program for summer school right now, lol
Lack of experience means you are ignorant abut a situation,you haven't gone through it so you have not gained the knowledge other people have who have gone through said situation.
Mike is a flat character.
I would say this essay is mainly philosophical about the differences between French and Englishmen and that trying to imitate the other is foolish because it is done without a true deep understanding of the other. For example the snobbishness of some of the English is only one of their characteristics which is partly ameliorated by their kindness, among other things.