Right after the Mexican war, my wife says to me, you know what this country needs? I says, no, what's it need? She says, needs more dentists. Well, it did, so I become a dentist.

12 seconds sound clip from the Dark Command (1940) movie soundboard.

You can hear this line at 00:03:12 in the Blu-ray version of the movie.

Quote context

[...]

- Stranger, I ain't a-carin' whose wagon you're fixin'.

- Wasn't talkin' to you in the first place. But in the second place, I still think we can do with a better President.

- So what are you gonna do about it?

- Well, all right, mister. You asked for it.

(Women scream)

- Right after the Mexican war, my wife says to me, you know what this country needs? I says, no, what's it need? She says, needs more dentists. Well, it did, so I become a dentist.

- Say ah.

- Ah!

- There we are.

- Hey, we ain't doin' bad. Made $34 last three days.

- Well, I can't go around popping people all my life.

- And am I askin' ya to?

[...]