Well, the first thing, I'd have to get them into a time machine and get them back to the 16th century.
6 seconds sound clip from the The Exorcist movie soundboard.
You can hear this line at 01:22:09 in the Blu-ray version of the movie.
Quote context
[...]
- But I would try to convince him to turn himself in.
- And... how do you go about getting an exorcism?
- If... If a person's, you know, possessed by a demon, or something... how do they get an exorcism?
- It just doesn't happen anymore, Mrs. MacNeil.
- Well, since we learned about mental illness, paranoia, schizophrenia.
- All those things they taught me at Harvard.
[...]