I decline to believe that you are on such an exalted spiritual plane.
4 seconds sound clip from the Dead of Night (1945) movie soundboard.
You can hear this line at 00:28:24.318 in the Blu-ray version of the movie.
Quote context
[...]
- Come off it, Sally! So you knew all the time?
- About Constance Kent murdering her brother, Francis, of course.
- I didn't know. So that little boy was...?
- I'm not frightened I'm not frightened! Oh! Please hold me tight. Oh, hold me tight!
- I'm in jolly good company then.
- I decline to believe that you are on such an exalted spiritual plane.
- I think you are all being ridiculously weak-minded, letting Dr. Van Straaten lay down the law.
- I believe in Sally's story and in Mr. Craig's dream.
- Sow we're all powerless in the grip of Craig's dream. That's a solemn thought?
- I think it's awfully exciting.
[...]

 Dead of Night (1945)
 Dead of Night (1945)  Phantom of the Opera (1943)
 Phantom of the Opera (1943)  Scooby-Doo, Where Are You! (1969)
 Scooby-Doo, Where Are You! (1969)  Halloween III: Season of the Witch (1982)
 Halloween III: Season of the Witch (1982)  Knight Rider (1982)
 Knight Rider (1982)