Don't feel bad - no one expects you to be omniscient.... yet!
That said, we may as well close this topic down to prevent having two on the same topic... best to keep any comments on the article in the one place.
“Delighting in existence O monks, are gods and men; they are attached to existence. they revel in existence. When the Dhamma for the cessation of existence is being preached to them, their minds do not leap towards it, do not get pleased with it, do not get settled in it, do not find confidence in it. That is how, monks, some lag behind … (It. p 43)”