The Grocery Checkout Proviso: The more things you care about, the more vulnerable you are. If you are part of that epicurean minority in this country that is still offended by violations of the English language, you will be slapped in the face every time you stand in line at the market. FIFTEEN ITEMS OR LESS. Caring passionately about grammar—caring passionately about anything most of humanity doesn’t care about—is like poking a giant hole in your life and letting the wind blow everything around.