- Just be thankful I didn't take you seriously.
- You be thankful.

4 seconds sound clip from the Invasion of the Body Snatchers (1956) movie soundboard.

You can hear this line at 00:07:58.736 in the Blu-ray version of the movie.

Quote context

[...]

- Hello, Jordan. How are you?

- Sam.

- Hello, doc.

- At it again, eh?

- My nurse tells me you were in last week, and wanted very much to see me.

- It wasn't anything important.

- Say, didn't he go to college with us?

- Quit his second year to get married like I wanted us to do.

- Just be thankful I didn't take you seriously.

- You be thankful.

- I found out that a doctor's wife needs the understanding of an Einstein, and patience of a saint.

- And love?

- I wouldn't know about that. I'm just a general practitioner. Love is handled by the specialists.

- Well, here's where I leave you.

- You know something? This is where you left me the last time.

- Hiya, Johnny.

[...]