You can't! Who's strong enough to stay up here and hold the rope?
6 seconds sound clip from the Poltergeist (1982) movie soundboard.
You can hear this line at 01:28:32 in the Blu-ray version of the movie.
Quote context
[...]
- She won't come to you! Let me go!
- You've never done this before.
- You can't! Who's strong enough to stay up here and hold the rope?
- No! No! Go downstairs and wait by Ryan and pull only when I say so! Only when I say!
- Never!
[...]