“Gentle Parenting” is in, discipline is out – Should parents discipline their children, or is that only for prior generations?

How has parenting changed over time? What lessons do we learn from Tanach?
Should a parent discipline a child when the child will ignore the parent?
How does a parent stay calm when the kids are misbehaving and not listening?
What if the husband and wife are not on the same page when it comes to parenting?
Should kids be brought to shul if they won’t behave? Can you discipline someone else’s child in shul?