_            _               _
      _| |_  _____ _| |  _ __   __ _(_)___ _ __   ___ __ _ _ __
     |__ \ \/ / _ \__ | | '_ \ / _` | \  _| '_ \ / _ ' _` | '_ \
      _| |>  <\__  || | | |_) | | | | |\ \| |_) | | | | | | |_) |
     |__//_/\_\___/__/  | .__/|_| |_|_|___\_.__/|_| |_| |_|_.__/
                         \___|
                                right shoe, hearthrug, by the fender.
From practical necessity, I have had to consult this often. Its style is unflaggingly cheery-jokey, supposed to sugar the pill of instruction.