In my ideal world, everyone would have to work in hospitality for at least a year at the age of, say, 16, to teach them a) how much hard work it entails, and b) empathy and respect for the people who do the monotonous tasks of cleaning, waiting tables, changing sheets, or whatever.
And to tip them.
As my great grandmother said to my grandmother when asked why the box of chocolates she and her brothers had been given was being taken instead to the people in the local village, " You have so much, and they have so little".