A Knife at the Playground. I think the universe knows about my OCD | by Elle Rogers | Invisible Illness | Medium
What does it mean if you're obsessed with knives and always carry one around for defense purposes? Do you have multiple knives at home? - Quora
![Aggressive Obsessions: Fear of Harming or Killing Others | CPBS (South Florida|Palm Beach) | Center for Psychological & Behavioral Science Aggressive Obsessions: Fear of Harming or Killing Others | CPBS (South Florida|Palm Beach) | Center for Psychological & Behavioral Science](http://www.psychologyandbehavior.com/wp-content/uploads/2012/07/Fear-of-Harming-Killing-Other-People.jpg)