Injustice. Heartlessness. Violence. “Utopia justifies any means” worldview. Schizophrenia, paranoia, and other mental disorders. Traumatising pain. Misunderstandings. Nazism. Racism. Sadism. Masochism. Bullying. People turning into monsters in moral sense. Politicians turning into monsters in moral sense (a subpart of the above, but I thought I should specify it). Treachery. Thievery. Murders. War. True evil. Sinfulness. Original Sin.