How is “run away with you” used?

In The Social Network (2010), one line is: “You might just be letting your imaginations run away with you.”

Which movie is “run away with you” from?

The clip at the top of this page is from The Social Network (2010).

if a feeling runs away with you, it gets out of your control

Heard in 2 movies

Oxford100% of films
if a feeling runs away with you, it gets out of your control
Hold on. Don't let your imagination run away with you.
You might just be letting your imaginations run away with you.

Definitions from the Oxford Advanced Learner's Dictionary, 9th edition

You might just be letting your imaginations run away with you.

Said in 8 films · #1