It's not your fault. You didn't know what you were doing.
4 seconds sound clip from the The Avengers (2012) movie soundboard.
You can hear this line at 02:00:51 in the Blu-ray version of the movie.
Quote context
[...]
- Doctor.
- The Tesseract can't fight, but you can't protect against yourself.
- It's not your fault. You didn't know what you were doing.
- I built in a safety to cut their power source.
- It may be able to close the portal.
[...]
Famous quotes and lines from The Avengers (2012) movie, featuring short sound clips and sfx in wav and mp3 format.
Actors: Robert Downey Jr. (Tony Stark / Iron Man), Chris Evans (Steve Rogers / Captain America), Mark Ruffalo ( Bruce Banner / Hulk), Chris Hemsworth (Thor), Scarlett Johansson (Natasha Romanoff / Black Widow), Jeremy Renner (Clint Barton / Hawkeye), Tom Hiddleston (Loki), Clark Gregg (Phil Coulson), Samuel L. Jackson (Nick Fury)
Matilda (1996) 
Easy Money (1983) 
Invincible Super Chan (1971) 
Immortal Combat (1994) 
The Pebble and the Penguin