" Hush,” said January. “We may be old, but we’re not silly. Satan is a catchall term. It gives identity to our theory of a centralized leadership. Call him what you want, a maximum leader, a caudillo. A Genghis Khan or Sitting Bull. Or a council of wise men, or warlords. The concept is sound. Logical. "

― Jeff Long , The Descent (Descent, #1)