Top 10 strange American habits incomprehensible to Chinese (8)

　　Hitting the hay with shoes on

　　Hitting the hay with shoes on [File photo]

Americans tend to think of bed sheets and sofas as expendable domestic items meant to be replaced sooner or later. Therefore, a lot of Americans see no reason to inconvenience themselves just for the sake of keeping things clean. Moreover, the United States is a relatively clean country, where there is less dust and dirt on the roads and in public places, meaning that shoe soles tend not to get very dirty.