I guess that's the merits of healthy conversations. We get to learn things that we may have missed out on years ago, probably.
Our earthly parents are representatives of God himself. Though most people don't give it two thoughts, they ultimately have the Supreme power over us unless God wants otherwise.
Yes, that was all a part of His design from the beginning.
This 'divine representation' within the family unit is exemplified in Ephesians 5:31-32: