I understand perfectly well. There's another woman, and you're afraid to tell me.
7 seconds sound clip from the Frankenstein (1931) movie soundboard.
You can hear this line at 00:26:09 in the Blu-ray version of the movie.
Quote context
[...]
- What's the matter with my son? What's he doing?
- He's completing his experiments, that's all.
- Oh, Baron, you don't understand.
- I understand perfectly well. There's another woman, and you're afraid to tell me.
- Pretty sort of experiments these must be.
- If you please, Herr Baron, the Burgomaster.
[...]