I don't think it's the road that's rough. I think it's your face.
4 seconds sound clip from the Dead Reckoning (1947) movie soundboard.
You can hear this line at 00:41:29.460 in the DVD version of the movie.
Quote context
[...]
- Don't you worry. They don't know we're up here. They'll never find us.
- They'll never think we dare to come up here. So this is the best bet. We'll surprise them.
- Are you tired? I'll ask big brother if we can stop and rest.
- I don't think it's the road that's rough. I think it's your face.
- We must cross this river. We should be on the other side.
- Swim across? You guys can go ahead.
- If we don't swim, we have to fly.
- Here's the river. The killers are behind us. So is this the end then?
- Brother, I'll go up there and take a look. Perhaps I can find a boat or something.
[...]