You might have thought about that before you threatened her.
3 seconds sound clip from the Isle of the Dead (1945) movie soundboard.
You can hear this line at 00:47:00.318 in the Blu-ray version of the movie.
Quote context
[...]
- General, you're right. There is something here more dangerous than septicemic plague.
- More dangerous as far as Thea is concerned. And that's your own crazy thoughts about her.
- You can say whatever you like.
- You can't go. You'll spread the plague.
- You might have thought about that before you threatened her.
- You and Oliver don't know where you'll be or what will happen.
- You couldn't shield me against what I fear most. I don't dare go with you.
- Mr. Albrecht, will he know what to do?
- Yes, I'll explain everything to him.
[...]