Imagine a chain hanging from the sky supporting a weight suspended in the air. Each link in the chain is a cause for the continued suspension of the links.
It is a scandal that atheism has such a hold on so many scientists that it corrupts their science and leads them to deny what is obvious.
Every grain of sand is a link in an essential causal chain.
Nature is like a stack of books, sessile, until moved.
In my ongoing debate with biologist Jerry Coyne, frequent reference is made to Aquinas’ Five Ways, particularly to his Prime Mover argument.