We're not used to physical-contact greetings.
5 seconds sound clip from the Demolition Man movie soundboard.
You can hear this line at 00:38:10 in the Blu-ray version of the movie.
Quote context
[...]
- There is nothing, Lenina Huxley.
- He went to the bathroom. I guess he got all thawed out.
- Sir, I formally convey my presence.
- We're not used to physical-contact greetings.
- Look, I don't know if you guys know it but you're you're out of toilet paper.
- They used handfuls of wadded paper back in the 20th.
- He doesn't know how to use the three seashells.
- I can see how that'd be confusing.
[...]