[discreteevent]

It's a bit confused alright. His first two quotes are from people who designed OO languages. (Joe Armstrong later realised that Erlang may be the only fully object oriented language, one he learned that java is not oop https://news.ycombinator.com/item?id=5205976 )

[Francute]

Nice link!. I should add that exist a correlation between objects and lambda calculus for functional programming. So, they are different perspectives of the same idea. And you have to take care of both perspectives.