Magnum Opus Dissonance: Literary critics loved the book at the time because Mark Twain used classical writing and dialog rather than his more down to earth novels that spoke with his unique voice. Twain, naturally, viewed the book as Money, Dear Boy.
Some Anvils Need to Be Dropped: "Laws benefiting the wealthy would be significantly unfair to those whose lack the wealth to influence the government", showing through the miserable life of Tom the Pauper when Prince Edward VI was in his position, had proven to be timeless.
It also applies to the Prince who didn't find out about his father's death until a passing boater informed him. The grief of losing his father was hard enough, but it was also coupled with the fact that he wasn't there to say good-bye. His long silence after hearing the news made it apparent.