Hmm. But why should people wanna kiss each other?
5 seconds sound clip from the Forbidden Planet (1956) movie soundboard.
You can hear this line at 00:33:48 in the Blu-ray version of the movie.
Quote context
[...]
- Would 60 gallons be sufficient?
- Gallons?
- Ow.
- It's nothing really personal. It's just a kiss.
- Hmm. But why should people wanna kiss each other?
- All of the really high civilizations go in for it.
- But it's good for you, though. It stimulates the whole system.
- As a matter of fact, you can't be in tiptop health without it.
[...]