The world is very much like a large PB&J filled with many different ingredients can vary.
Explanation:
He can be expressing that this world.has many backgrounds, many problems as well, and is somehow all connected being that there is only one world therefore all our problems as well as beauty in this world is combined into one sandwich with a bunch of different things happening good and bad, new and old.
Answer: The title of the book is "Penny in the Sand" when the writer said the phrase: "Bury it deep in the sand" He was making a reference to the title of the book.
