While hardly a definition, many people have described insanity with the old bon mot, "doing the same thing over and over and expecting different results." In the second scene of Beau Is Afraid, the adult version of its titular character (Joaquin Phoenix, Joker) meets with his therapist (Stephen McKinley Henderson, Dune), who asks Beau: If you were ever thirsty and drank from a well that then poisoned you, would you return to the same well in the future, expecting a different outcome?

7 Comics That Gave Beloved Movie Franchises Stories Hollywood Never Told
If the Marvel Cinematic Universe and the DC Universe didn’t make it incredibly obvious, Hollywood loves adapting comic books into movies to make significant profits.

