And, as had happened so many times before during the design of Zendo, once I’d finally opened myself up to an idea I’d resisted for so long, I realized that my previous fears about it were totally unfounded.
Zendo—Design History | Vagabond Gamer
A short quote from a long (and excellent) read on the design of Zendo which is full of these moments. It’s a great case study showing the importance of being willing to try almost any adjustment to a game. To postpone judgement until you’ve actually seen a rule in action. Because humans tend to be very bad at simulating such things in their heads.