And for those humans who had a physical impairment which inhibited speech, sign language. An alphabet in gestures, words in motion.

8 seconds sound clip from the Congo (1995) movie soundboard.

You can hear this line at 00:11:46.314 in the Blu-ray version of the movie.

Quote context

[...]

- Yeah. That's your lovey. That's your lovey.

- Amy! Hey, you. Yes.

- How's she sleep?

- She had a great night.

- No nightmares?

- Not one.

- Good girl. That's my Amy.

- Well Richard, better clean her up. It's showtime.

- When we started out, it was so simple. Communication. That's what separated human from animal. Speech.

- And for those humans who had a physical impairment which inhibited speech, sign language. An alphabet in gestures, words in motion.

- Then came virtual reality. Sensors, at first cumbersome, worn like clothing, could read and replicate the body's movements.

- Professor Arliss Wender at MIT, the first scientist to apply this technology to sign language.

- Our subject today, William, was born without the organs of speech. Isn't that right, William?

- That is absolutely right.

- This is the first time I have ever heard my own voice.

[...]