Only an idiot, you know, presses a quarrel, when the other man has a knife pressed against his middle.
7 seconds sound clip from the The Big Trail (1930) movie soundboard.
You can hear this line at 00:41:56 in the Blu-ray version of the movie.
Quote context
[...]
- I know who you are now, and I know why you quit the Cimarron country too.
- Oh, well. No necessity to have quarrels among friends.
- Friends? You threw too wide a loop. Remember this, the three of you... I'm not your friend.
- Yeah. Well, you let him scare you stiff.
- It doesn't to me, but it does to you.
[...]