The Epistle to the Romans is an extremely important synthesis of the whole theology of St. Paul.
After two world wars, the collapse of fascism, nazism, communism and colonialism and the end of the cold war, humanity has entered a new phase of its history.
At the same time we are aware that our various religions and ethical traditions often offer very different bases for what is helpful and what is unhelpful for men and women, what is right and what is wrong, what is good and what is evil.
If priests were allowed to marry, if this would be an optional thing, and if he could have wife and children, he would certainly have less temptation to satisfy certain sexual impulses with minors.
Religion often is misused for purely power-political goals, including war.
Second, we also got a more authentic liturgy of the people of God, in the vernacular language.