- A man says he's paralyzed, we simply throw him in the snake pit. If he climbs out, then we know he's lying.
- And if he doesn't climb out?
- Then we have lost a patient, but we have found an honest man.

16 seconds sound clip from the The Fortune Cookie (1966) movie soundboard.

You can hear this line at 00:48:46 in the Blu-ray version of the movie.

Quote context

[...]

- It's a new technique they developed in Rochester.

- I know. I read all about it in Time magazine.

- Well, gentlemen, I think we must agree that our findings are not inconsistent with an exacerbation of the median nerve in the lumbar plexus.

- I agree.

- So do I.

- Are we then unanimous in our evaluation, Professor Winterhalter?

- Fake! All these newfangled machines. Fake! They prove nothing. In the old days, we used to do these things better.

- A man says he's paralyzed, we simply throw him in the snake pit. If he climbs out, then we know he's lying.

- And if he doesn't climb out?

- Then we have lost a patient, but we have found an honest man.

- Wait a minute, you guys. You're not throwing me in any pit! You bring one snake in here... Just one little snake!

- Willie!

- Therefore, to answer the most vital question, 'Is the patient indeed disabled, or is he merely simulating?'

- After an analysis in depth of all the diagnostic data, we, the undersigned doctors, have come to the definite conclusion that the evidence is definitely inconclusive.

[...]