59. The method as recited in claim 43 wherein the controlling the voice user interface comprises controlling the selection of the first voice signals output by the voice user interface such that the voice user interface behaves consistently with social and emotional norms, including politeness, while interacting with the user.
59. The method as recited in claim 43 wherein the controlling the voice user interface comprises controlling the selection of the first voice signals output by the voice user interface such that the voice user interface behaves consistently with social and emotional norms, including politeness, while interacting with the user. 62. The method as recited in claim 59 wherein the speech signals comprise user commands spoken politely.