- I apologize. Please, sit down. I said I apologize. I'll not forget myself again.
- As you wish.

12 seconds sound clip from the The Curse of Frankenstein movie soundboard.

You can hear this line at 00:05:01.995 in the Blu-ray version of the movie.

Quote context

[...]

- I have to tell you, you just listen!

- I'm sorry. If you think my word will carry any authority, I'm afraid you are mistaken.

- Perhaps you'd better not tell me what you consider so important.

- You'll stay.

- Take your hands off me.

- Tell me you'll stay.

- Do you want me to call the guard?

- I apologize. Please, sit down. I said I apologize. I'll not forget myself again.

- As you wish.

- Unless I can convince you that what I'm about to tell you is the absolute truth, then in one hour from now I shall be dead. And then, perhaps, you'll understand.

- Perhaps you'd better start from the beginning.

- Where did it all begin? I suppose it was when I was a boy at school.

- I always had a brilliant intellect.

[...]