Optimum Scale

We need clear thinking about scale. I am out of my depth here but I know it is very important. Misunderstanding issues of scale may be fatal for the planet and certainly for governance. How should we go about becoming competent with issues of scale?

Ashby's law (Conant Ashby Theorem) is fundamental--the model in use must be as complex as the problem at hand.

Emergence{ (whatever is more than the actions of the parts of a system) creates meta concepts, with meta languages for understanding and working with the emergent meta systems. The problem with human systems is that the actors are often tied to the concepts and language of the pre-emergent systems.

I would imaging that computing, in particular Computer Programming, must have experiences that could inform our learning. The thing that programming has going for it is quick and brutal feedback. Hard to remain foolish for long, I would imagine.