- Isn't that interesting.
- Yes, I constructed this myself.
- Is that so? I declare.
- It's very simple. See?

8 seconds sound clip from the Harvey (1950) movie soundboard.

You can hear this line at 00:42:02.801 in the Blu-ray version of the movie.

Quote context

[...]

- Now don't you think that's rather too bad, Mrs. Chumley?

- I don't know, Mr. Dowd. I gave up long ago expecting my family to like my friends. It's useless.

- We must keep on trying though, mustn't we?

- Oh, yes.

- Goodbye, my dear.

- Goodbye.

- Leslie, did he say, pooka?

- Yes, ma'am. That's what the man said.

- Your pass?

- Oh. There you are.

- Dowd.

- Elwood P.

- Isn't that interesting.

- Yes, I constructed this myself.

- Is that so? I declare.

- It's very simple. See?

(GATE WHIRRING) Closed. Opened.

- You're a very brilliant man.

- Thank you.

- My name is Herman Shimelplatzer, but everybody just calls me Herman.

- Well, you're to be congratulated, Mr. Shimelplatzer.

- Thank you.

- Would you care to come over to my house for dinner tomorrow night? I'm having a few friends in, just informally.

- I certainly would. That's very nice of you, Mr. Dowd.

[...]