Cynicism and naivety lie cheek by jowl in the American imagination; if the United States is one of the most venal nations on Earth, it is also one of the most earnestly idealistic.
I don't think you should be allowed to eat in a restaurant if you haven't waited tables at least once. It's so irritating when I see people being rude to waiters, like, it makes me want to slit their throats! Like, really? You're really this inconsiderate?