Don't get excited, my dear.
4 seconds sound clip from the Monsieur Verdoux movie soundboard.
You can hear this line at 01:26:24 in the Blu-ray version of the movie.
Quote context
[...]
- Warm. Oh, I wish I could swim. I'd love to go in.
- Well, we'll see what we can do.
- There's a fish! A real one! Give me the rod, quick!
- It's too late. It's gone. If you'd given me the rod, I would have caught him.
- The hook must be baited first.
- It's a big one! Give me... The rod! Quick! Come on! Give me the rod!
- My dear, you must wait till I bait the hook.
- Don't be a fool! By the time you bait the hook, the fish'll be gone! Where's your common sense?
[...]