For those who are preoccupied with lists that can actually be read and hold to the overly strict standard that preformatted text shouldn't be used where bulleted lists are intended, here's that list again in more readable form:
And for those who overconscientiously think that one should cite one's sources, I'll add that these are the DSM-5 criteria for OCD, and that having four of them is supposed to indicate OCD.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.