Mulder: Listen to this, Scully. "One must wonder how these monsters are created." Chaney wrote this. "Did their home life mold them into creatures that must maim and kill, or are they demons from birth?"
Scully: Well, that's poetic but it doesn't help us much. What did he say about the 1942 homicides?
Mulder: Well, the press called the murderer "The Slash Killer." His three victims were all young women aged twenty-five to thirty. He disabled them with a blow to the head. He would carve the word "SISTER" on their chests and paint it on the wall with their blood.