While this is true, these analogies do have limits of applicability, like all models have. They are only valid down to a specific point of abstraction and only

While this is true, these analogies do have limits of applicability, like all models have. They are only valid down to a specific point of abstraction and only within certain bounds. You just have to be aware of the limits of your analogies, to use them as a tool, an educational one in this context. That's how modelling works.