You're not usually so slow on the uptake, Evans.

3 seconds sound clip from the The Bridge on the River Kwai movie soundboard.

You can hear this line at 01:08:56.642 in the Blu-ray version of the movie.

Quote context

[...]

- We can teach these barbarians a lesson in Western methods and efficiency that will put them to shame.

- We'll show them what the British soldier is capable of doing.

- Yes. I see your point, sir.

- I realise how difficult it's going to be in this godforsaken place where you can't find what you need, but there's the challenge.

- I beg your pardon, sir. You mean you really want them to build the bridge?

- You're not usually so slow on the uptake, Evans.

- I know our men. You've got to keep them occupied.

- Fact is, if there weren't any work for them to do, we'd invent some, eh?

- That we would, sir.

- So we're lucky.

- But it's going to be a proper bridge.

- Now, here again I know the men. It's essential that they should take a pride in their job. Right, gentlemen?

- Yes, sir.

[...]