I would sooner accept a few casualties through accident than lose the entire base and its personnel through carelessness.
9 seconds sound clip from the Dr. Strangelove movie soundboard.
You can hear this line at 00:15:46 in the Blu-ray version of the movie.
Quote context
[...]
- We must not allow him to gain entrance to this base.
- Now, I am going to give you three simple rules.
- First: Trust no one, whatever his uniform or rank unless he is known to you personally.
- Secondly: Anyone or anything that approaches within 200 yards of the perimeter is to be fired upon.
- Third: If in doubt, shoot first and ask questions afterwards.
- Any variation on these rules must come from me personally.
- I have always expected the best from you and you have never given me anything less than that.
[...]