He's gonna stand there and watch himself come out?
6 seconds sound clip from the X Minus 1 - A Gun for Dinosaur by L. Sprague de Camp classic radio drama series.
You can hear this line at 00:24:28 in the radio play.
Quote context
[...]
- Oh, by the way, you just missed him.
- That last client of yours, Mr. James.
- Well, that's good luck. What was he doing here?
- He's gonna stand there and watch himself come out?
- Yeah, but doesn't that create what you chaps call a - a paradox?
- What happens when a man tries to occupy the same time twice?
- Well, we don't know. It's never been tried before.
- We tried to warn him but he insisted.
- Yes, I know. He's a headstrong chap.
- Still, you wouldn't think he'd chance it just for the sake of a wallet.
- Yes. He had a three-seventy-five Express.
[...]