This is more in the domain of philosophy than statistics. I wrote something in response, but then saw that the Wiki article on causality was far better than wh

This is more in the domain of philosophy than statistics. I wrote something in response, but then saw that the Wiki article on causality was far better than what I wrote, so have a look at that. https://en.wikipedia.org/wiki/Causality https://en.wikipedia.org/wiki/Causality https://en.wikipedia.org/wiki/Necessity_and_sufficiency https://en.wikipedia.org/wiki/Necessity_and_sufficiency