Yes, he was wrong. But he just couldn't go on hurting those he loved.
8 seconds sound clip from the The Big Knife (1955) movie soundboard.
You can hear this line at 01:50:21 in the Blu-ray version of the movie.
Quote context
[...]
- Reporters, loads of them, will be here any minute.
- That won't be unnecessary. I'll be here.
- This is no time to get contentious, kitty.
- Yes, he was wrong. But he just couldn't go on hurting those he loved.
- Help! Help! Help! Help! Help! Help! Help!
[...]