- I'd notice the difference!
- Oh, no, you wouldn't. You'd be programmed not to.

4 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 4 sitcom.

You can hear this line at 00:26:00.145 in the Blu-ray version of the TV Series.

Quote context

[...]

- Thank you!

- I thought you said you could just read his brain electronically?

- Oh, yes. But we'd have to get It out first. It's got to be prepared, treated. Diced!

- Thank you! (2)

- It could always be replaced, if you think it's important.

- Yes. An electronic brain, a simple one should suffice.

- Simple one?

- Yeah! All you'd have to do is program it to say, 'What?', 'I don't understand' and 'Where's the tea?' Who'd know the difference?

- What?

- See what I mean?

- I'd notice the difference!

- Oh, no, you wouldn't. You'd be programmed not to.

- Let's get out of here.

- I'm sorry, mice, old mates, but I don't think we've got a deal.

- Hey, let's not be hasty, I mean, think of the spondulics!

- Emergency! Emergency! Hostile alien police in Section 8A! Defense stations! Defense stations!

[...]