You'll be all right.
3 seconds sound clip from the The Train Robbers movie soundboard.
You can hear this line at 01:01:03 in the Blu-ray version of the movie.
Quote context
[...]
- Not yet.
- I hope I don't let you down.
- You planning to rob another bank?
- No, sir, I mean when those 20 jump us.
- Why?
- I don't know. Maybe I was afraid you'd come after me.
[...]