The Frankfurt School and its horrific offspring, Cultural Marxism, are the roots of all evil. They are firmly and forever at war with Western Civilization, and aligned against logic and reason. For those interested, there are dozens of books available from Amazon or your local library on either subject or their decades long relationship.

https://www.zerohedge.com/news/2016-08-12/birth-cultural-marxism-how-frankfurt-school-changed-america