Technically speaking, that is ‘Tuco’s Rule’, from The Good, the Bad and the Ugly (1966).
“When you have to shoot, shoot. Don’t talk.”
You should even hear it in Eli Wallach’s voice when you read it.
RE: Technically speaking, that is Tucos Rule, from The Good, the Bad and the Ugly (1966).
If the James Bond Villains had followed Tuco’s advise from the outset, 007 would have been dead long ago. :)