"be fruitful and multiply"?...interesting comment...I guess the Citizens of Rome, Chief Officers', are not adhering to the teaching's of Jesus, as they are not procreating...
No need to guess. Just look at the stats.
Paul VI was correct in reaffirming the Church's constant opposition to artificial means of birth control, and his predictions regarding the fate of society were truly prophetic. But even he didn't forsee the population implosion.