You're assisting the audience to understand; you're giving them a bridge or an access. And if you don't give them that, if you keep it more abstract, it's almost more pure. It's a cooler thing. ↗
Do you not see, first, that - as a mental abstract - physical force is directly opposed to morality; and secondly, that it practically drives out of existence the moral forces? ↗
You have something that exists in your head, and getting that abstract thought from your head into something that actually exists is a difficult process. ↗
Abstraction is a mental process we use when trying to discern what is essential or relevant to a problem; it does not require a belief in abstract entities. ↗