- You mean they can read our thoughts?
- Potentially, yes.

8 seconds sound clip from the Mars Attacks! (1996) movie soundboard.

You can hear this line at 00:21:18 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, look at that brain. He must be real smart.

- It's gross. Don't forget, Nathalie... that we will look equally gross to him.

- Whoa. He made the international sign of the doughnut.

- From the limited information available, I've made three extrapolations.

- One, our Martian friend is a carbon-based life form. Two, he breathes nitrogen. And three, the large cerebrum here indicates... telepathic potential.

- You mean they can read our thoughts?

- Potentially, yes.

- What about their intentions? Are they a friendly people?

- Logic dictates that given their extremely high level of technical development... they're an advanced culture... therefore, peaceful and enlightened.

- The human race, on the other hand... is an aggressively dangerous species.

- Now, I suspect they have more to fear from us... than we from them.

[...]