Teacher speaks out against Liberal Parenting

And single motherhood, too. Both of these are bad for children, because they tend not to incorporate discipline into the children's lives and make them respect everyone around them. With no discipline, children grow up to be criminals and other kinds of bad people who harm everyone around them in various ways. When you're a bad person, you might get your life snuffed out by a cop, a vigilante, or someone else defending themselves and/or their loved ones.

Here's a study showing why conservative parenting is better than liberal parenting.

Where I found it at (MSN, a leftwing website, had it): https://archive.ph/MDYMa

The very page itself with sources in some of the links to back it up: https://www.washingtonexaminer.com/restoring-america/community-family/children-liberal-parents-suffer-mental-health-issues