People
Do you think that when they asked George Washington for ID that he just whipped out a quarter?
— Steven Wright

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
A surreal bit of logic: a coin has a famous face on it, so if someone were asked for identification, could he just hand over a quarter? The joke plays with the idea of a portrait acting as ID, treating absurd literalism as if it were a serious question.
Context reviewed