This is the chance of a lifetime darling, and you know you've got what it takes. You know it!

6 seconds sound clip from the Christmas in July (1944) classic radio play.

You can hear this line at 00:50:42 in the radio play.

Quote context

[...]

- Good night. Try to be on time in the morning.

- Oh, pshaw!

- Jimmy, Jimmy...

- You were wonderful. You'll always be wonderful. I'm just a little bit leery about me.

- Oh, don't talk like that Jimmy!

- This is the chance of a lifetime darling, and you know you've got what it takes. You know it!

- I don't know. I never did know until I got that telegram, and now I don't know anymore.

- I'm like Mr. Baxter, that's why I understood him and didn't say anything, see?

- Well, even if it shouldn't work out, it's brought us together darling. And that's something.

- Listen, I've still got the ring to prove it and you can't back out on me now, or I'd sue you.

[...]