I love your article, thanks for posting. I didn't know about JFK's lust for women, but can understand it ;-)

But calling greed a vice, I can't agree on.

Greed is something more than a vice I think. It's defiinitely at the heart of the global energy problem, as is profit, the two don't seem much different to me.

I think it helps to think of things always in terms of energy:

https://medium.com/@eric-bott/energy-sin-repentance-298ae8fb87ab