I can be pushed just so far and no further.
5 seconds sound clip from the Ruggles of Red Gap (1935) movie soundboard.
You can hear this line at 00:02:37 in the Blu-ray version of the movie.
Quote context
[...]
- Quite a 'orrible experience, my lord. Yes, it was.
- I'm packin' up. We're goin' home.
- I can be pushed just so far and no further.
- Get dressed. I'm sending you over to fetch Ruggles.
- Now look-a-here! I ain't gonna have no English valet.
- No, I ain't. I got about as much use for one of them as a pig has for side pockets.
- I'm going to turn you into a gentleman if it kills me.
[...]