Imagine you put together a model of your knowledge.

e.g.

You know the Earth is round.
You know the Earth revolves around the Sun.
That model is a structure and can be represented physically.

path on GitHub

https://github.com/davepinch/pinchy.cc/blob/master/content/streams/your-shape/imagine-you-put-together-a-model-of-your-knowledge.md

random

Second Temple