skopia
A dumpy Catholic priest with an umbrella solves crimes by imagining himself into the criminal until he could have done it. Chesterton answered Sherlock Holmes with conscience rather than forensics.
One Cairo alley holds human history entire. Its founder withdraws into a great house, and each generation raises a redeemer, Adam then Moses then Jesus then Muhammad, defeated by the same protection racket.
Stevenson handed psychology its permanent image of the divided self. A respectable London doctor admits a brutal little stranger to his house, and the lawyer who investigates finds the truth worse than blackmail.