Destroying the family is the key to destroying western civilization.
It was on of Hegel’s pet projects that Marx adopted.
That is precisely their goal: they want to transform western civilization, into something completely different - something modeled after their own perverted values and inclinations.
At the risk of seemingly taking this out of context, I believe this still applies:
1Corinthians 15
33 Be not deceived: evil communications corrupt good manners.