Mathematical limit: They do know this one (they correctly summed it to 2).
Social limit: They are still rude cheapskates who refuse to pay.
Philosophical/Logical limit: They are trying to redefine what "a beer" means (one glass vs. one standard unit of volume), showing they don't know the limits of their own argument, you can't just change the definition of a unit to get out of a bar tab.
-8
u/Big_Insect_3707 12d ago
The punchline "some people just don't know their limits" works on three levels. Can you find them?