Found a printable version of the sticker from this post:

WARNING: This is a work of fiction. DO NOT take it literally.CONTENT ADVISORY: Contains verses descriptive or advocating suicide, incest, bestiality, sadomasochism, sexual activity in a violent context, murder, morbid violence, use of drugs or alcohol, homosexuality, voyeurism, revenge, undermining of authority figures, lawlessness, and human rights violations and atrocities.

EXPOSURE WARNING: Exposure to contents for extended periods of time or during formative years in children may cause delusions, hallucianations, decreased cognitive and objective reasoning abilites, and, in extreme cases, pathological disorders, hatred, bigotry, and violence including, but not limited to fanaticism, murder and genocide.