This isn't a joke, Steven. I feel you're ready to leave, at last. We're going to let you go home, on trial, of course.
9 seconds sound clip from the Rocky Fortune - Double Indemnity (Ep. 2) classic radio drama series episode.
You can hear this line at 00:07:51 in the radio play.
Quote context
[...]
- You see, today we have a surprise for you. Can you guess?
- I thought you said no jokes.
- Tomorrow morning. Johan will accompany you.
- I get another shot of essence of vampire and wake up next morning feeling as strong as a mouse.
- Before I know what happens, they hustle me into a black Duesenberg and drive toward Denver.
[...]