No, Ambrose was not the point. Should not be the point. Lucius's fantasies could not become reality just as Daniel's dreams were as dead as he was. Nothing good could come of them, he knew that and yet... And yet jealousy still reared its ugly head. Buffy should have been his as she had always been.
"You know exactly what I think of that prophecy as it stood then, I know better now and yet my viewpoint is still the same. You would do well to leave it all behind you as I have done" Lucius told her seriously, genuinely trying to help her on at least one level.
"Freedom is an illusion. You know this to be true. You were a slave long before you came here. It's the way of the world, Buffy. Humans crave subjugation"