When talking about writing, I often use the analogy of archaeology.

I would use the analogy of America's war against organized crime.

This can be better understood if a person uses the analogy of color.

Paley was not the first to use the analogy, though.

We've used the analogy of the peephole in the front door.

To use the analogy of the archaeological site once more, there are finds which can tell us a great deal.

But he had to use familiar analogies in order to even begin to understand her attribute.

"If you use the analogy of a building, a charter is the foundation," he continued.

If you can use analogies from games in your explanation that would be helpful.

I sometimes use the analogy of children playing soccer: Everyone wants to be around the ball.