Who said you should never have switched from Scotch to Martinis?

The quote "You should never have switched from Scotch to Martinis" is attributed to the character James Bond in the movie "Goldfinger." In this scene, Bond is addressing another character, implying that the switch in drinks signifies a change in their demeanor or confidence. The line reflects Bond's preference for Scotch and highlights his sophisticated, yet playful, personality.