Your choice is simple: Live in peace or perish in violence. We shall be waiting for your answer. The decision rests with you.

Klaatu (Michael Rennie)

13 seconds sound clip from the The Day the Earth Stood Still (1954) classic radio play.

You can hear this line at 00:51:12 in the radio play.

Quote context

[...]

- This is the message that I ask you to take back when you return to your native lands.

- Tell your people and your governments that we have created a race of robots whose function it is to patrol the planets in spaceships and preserve the peace.

- At the first sign of treachery, they will act automatically.

- Nothing you have here on Earth can stop them.

- The penalty for provoking their action is too terrible to risk.

- Your choice is simple: Live in peace or perish in violence. We shall be waiting for your answer. The decision rests with you.

- Gort... berengo.

- Remember.

- I'll remember, Mr. Carpenter.

- And, as they had seen him come, so did they see him depart.

- And the people of the Earth pondered upon the warning.

[...]