Here are some other specific examples of paranoia: 1  Loathing or hatred of activities you or normal people would usually feel comfortable in, such as parties, large crowds, and the mall.  Excessive worry about what people think about you, or that they are laughing about or whispering about you behind your back.
As a point of reference for the genre writer, the Science Fiction and Fantasy Writers of America define short story length in the Nebula Awards for science fiction submission guidelines as having a word count of fewer than 7,500.
Like they will say that a novel is a story of 40,000 words or more, a novella is 20,000 to 40,000 words, and anything shorter is a short story. As far as I know there's no standard in the publishing business, though. These are just ballpark numbers.