obsession
1. a persistent idea or impulse that continually forces its way into consciousness, often associated with anxiety and mental illness
2. a persistent preoccupation, idea, or feeling
Sort of like someone who feels the need to post on a regular basis about Celtic, the Catholic Church and Celtic.
http://www.not606.com/showthread.ph...g-that-paints-Catholics-in-a-bad-light-thread




