What about the quote that refers some people being born wicked while others have wickedness thrust upon them? It is a reference to: “Be not afraid of greatness; some are born great, some achieve greatness, and others have greatness thrust upon them.” Shakespeare, William
An Easter Egg is a little inside surprise in a book, like Elfaba's name or maybe characters from another of the author's books.
Have you noticed any other Easter Eggs in this book, or can you think of other books with Easter Eggs in them?