I thought I'd borned a man child when I first heard you squalling, but I didn't. I borned a dirty, murderin' snake that's broke my heart to see it crawlin' along.
10 seconds sound clip from the Dark Command (1940) movie soundboard.
You can hear this line at 01:29:10 in the Blu-ray version of the movie.
Quote context
[...]
- What's the matter with you? What's that gun for?
- I've killed a lot of men for saying less than that.
- You've killed a lot of men for sayin' nothin' at all. Kansas is red with their bleedin'.
- I curse the day I ever had you.
[...]