Austrian Hotel

Sign in an Austrian hotel catering to mountain climbers: "Not to perambulate the corridors during the hours of repose in the boots of ascension."

Cafeteria Sign

Sign in a cafeteria: "Shoes are required to eat in the cafeteria." (Then, in pencil beneath the sign): "Socks can eat anyplace they want."

Push

Sign on the door of the maternity ward at the hospital: "Push ... Push ...Push!"