Don't keep seeing him if you don't like him, because nothing would be worse than a loveless marriage.
Answer:
1) Using the serial comma prevents potential ambiguity and
2) Some professors might count off points for not using it, but if you always use it, you'll never be wrong
In Chapter 9, Jonas realizes that his life will never be the same as a result of having been selected as the new Receiver of Memory. At the conclusion of the December Ceremony, Jonas immediately feels "separate, different." People move aside for him to pass, and his peers are unsure of how to act toward him.