In a 1975 episode of the British sitcom Fawlty Towers meant to satirize the Britons who clung to anti-German sentiment decades after World War II, hotel owner Basil Fawlty, played by John Cleese, struggles and ultimately fails to conceal his lingering resentment from a group of German tourists as his repeated Freudian slips mentioning the war reduce a young woman to tears before he makes a Hitler mustache with his fingers and goose-steps through the lobby. The scene is one of the series’s best-