- Do you believe him to be of sound mind?
- I certainly do.
5 seconds sound clip from the Miracle on 34th Street (1947) movie soundboard.
You can hear this line at 01:14:49 in the Blu-ray version of the movie.
Quote context
[...]
- You are the owner of one of the biggest department stores in New York City?
- Mr. Macy, if you recognize the gentleman seated there, will you tell us who he is?
- Yes.
- Do you believe him to be truthful?
- Yes.
- Do you believe him to be of sound mind?
- You are under oath. Do you really believe that this man is Santa Claus?
- Well, he gives every indication...
- I asked you, do you really believe that this man is Santa Claus?
- I do.
[...]