I know what you're thinking.
3 seconds sound clip from the Gone with the Wind (1939) movie soundboard.
You can hear this line at 03:31:14 in the Blu-ray version of the movie.
Quote context
[...]
- Or better still, give it to Ashley.
- Melanie's been such a friend to both of us.
- Melanie! Always Melanie! If you'd only think a little more about me!
- And I'm thinking that, well, maybe it's the mill that's taking you away from me and from Bonnie.
- I know what you're thinking.
- Don't try to bring Bonnie into this.
- You're the one that's taking her away from me.
- You've done everything possible to make her love you and not me.
- Why, she's so spoiled now, that...
[...]