He wrote you a letter. And he says I can't read it. I'm not supposed to, so I'll just leave it here for you.
12 seconds sound clip from the Forrest Gump (1994) movie soundboard.
You can hear this line at 02:10:56 in the Blu-ray version of the movie.
Quote context
[...]
- Teaching him how to play Ping-Pong. He's really good.
- And every night, we read a book. He's just so smart, Jenny.
- You'd be so proud of him. I am.
- I don't know if Mama was right, or if it's Lieutenant Dan.
- If there's anything you need, I won't be far away.
[...]