Not all of them. When we were kids, my sister found a book (which I think had been placed, not lost) called _The Manhood Ceremony_. It told the story of a boy who was involuntarily inducted into a ring of pedophiles. I assume that book was/is banned.
This includes Mein Kampf? Maybe rethink the tweet
Before you get all philosophical, remember that there is difference between "you should read" and "you should have access to if you want to study it critically"