1. Drinking to fulfill the responsibility of finishing your beer, and 2. making sure that no beer goes
unfinished.
More
precisely, what to tell someone who may be about to
violate his/her responsibility, at which point said person should probably finish their beer.
1.
Drunk guy: (Looks at his partially finished beer) Time for me to drink responsibly! (Finishes beer)
Bystander:
Good man.
2.
Person 1: Man, I think I'm about
done for tonight.
Person 2: (Points at half-full beer) No way, you need to drink responsibly.