I prefer America's inches, miles, and ounces. Virtually every other country uses kilometers and milligrams but I'm never leaving the United States so I don't have to know that stuff.

Wikipedia

Although U.S. customary units have been defined in terms of metric units since the 19th century, as of 2021 the United States is one of only three countries (the others being Myanmar and Liberia) that have not officially adopted the metric system as the primary means of weights and measures.