I think I'm better equipped to judge that than you are.
5 seconds sound clip from the Miracle on 34th Street (1947) movie soundboard.
You can hear this line at 00:53:58 in the Blu-ray version of the movie.
Quote context
[...]
- You have no more right to analyze Alfred than a dentist has to remove a gallbladder.
- Your job here, I understand, is to give intelligence tests.
- Passing yourself off as a psychologist. You ought to be horsewhipped.
- Taking a normal, impressionable boy like Alfred and filling him up with complexes and phobias.
- I think I'm better equipped to judge that than you are.
- Just because the boy wants to be good and kind to children, you tell him he has a guilt complex.
- Having the same delusion, you couldn't possibly understand.
- The boy is definitely maladjusted, and I'm helping him.
- Maladjusted? You talk about maladjustment?
- Seems to me that the patient is running the clinic here.
[...]