OK, I've described coincidences 1, 3, and 4, so I may as well reiterate #2.       AFTER thinking up the character of Adele Calloway, giving her a romantic relationship with the character based on me, and deciding on her birthday (September 23, 1882), I decided to see how "we" relate according to the so-called "Chinese Zodiac".  In simplest terms, this assigns an animal to a person according…