I had to imagine a structure to superimpose in order to guide me in learning to write fiction, which I’d only dabbled in. I chose twelve episodes because in the zodiac there are twelve houses, twelve signs, there are twelve months in a year, twelve hours on a clock; the book is about time, and it deals a bit with astrology. And then, given the evenness of twelve parts of a pie in these clocks and charts, all the episodes should be similar in length, which is like a TV show, except the last one—it’s like the season finale, when they give you a double episode.

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