B- From Bath tubs to Beguiling events

This article is part of a series: the A to Z of Systems Thinking. Here is an introduction to the series if you missed it.

I had already written the article for letter B — it was going to be about the bath tub analogy (good guess, Olaf!). I was going to describe the bath tub as the simplest of systems: you have a tap that pours water into the bath, and a drain that removes water from it. If you add…