It is rude to dislike people who are in relationships.
Jill notices that her friends' relationship status seems to effect how much she likes them.
Jill wants to figure out why that is.
Jill realizes that assuming personality traits based on relationship status doesn't make sense.
Jill figures it has something to do with how dating people are too mushy or divorced people are too mopey.
Jill decides to stop basing her opinion of someone off their relationship status.
Jill continues on with relationship status discrimination.