- We'll have to be quick because I'm going out.
- It won't take long.

6 seconds sound clip from the The Remains of the Day movie soundboard.

You can hear this line at 01:57:42 in the Blu-ray version of the movie.

Quote context

[...]

- I'd been wanting to tell you... It's the small, alcove outside the breakfast room. It's the new girl, of course. But I find it has not been dusted in some time.

- I'll see to it, Mr. Stevens.

- Thank you. I knew you would have wanted to be informed,

- Hello, Sally. You all right, then?

- Yes.

- How are you?

- I'm good.

- Could we talk for a moment, please? Just for a moment.

- We'll have to be quick because I'm going out.

- It won't take long.

- All right, then. We'll have to go into the lounge.

- Nice little place, isn't it? The sort of quiet little boarding house I had in mind for us.

- Like other things, it didn't work out.

- What did you want to say, Tom?

[...]