This novel is classified as part of the post-apocalyptic
genre. Why? Refer to some of
the clues In the first section
which indicate that a terrible
event has occurred. As you
read, keep track of those
clues - record the descriptions
of the original event, or the
consequences of the event,
each time the man refers to in the narrative.

According to Mark Twain, "standards" are the lasting ideas people have, whereas "fashions" are just temporary trends or beliefs that change across the years.

As an example of "standards," Twain cites Shakespeare because, for centuries, his pieces have been adopted and recreated by people worldwide.

As an example of "fashions," Twain considers the different styles of music, writing, and technology being the latter the most changing with the passing of time.