What is the importance of defiance in society?

My friends asked me, “are you not coming for the party? "change into passive voice

What is implied in this sentence from mark twain's "the £1,000,000 bank-note"? i was puzzled, and wanted to discuss the matter a little further, but they didn't; so i took my leave, feeling hurt and insulted to be made the butt of what was apparently some kind of a practical joke, and yet obliged to put up with it, not being in circumstances to resent affronts from rich and strong folk.

What does the author use to example of his son's tribal education in his letter to the teacher