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   _____   __   __    ____      ______            
  / ___//  \ \\/ //  |  _ \\   /_   _//     ___   
  \___ \\   \ ` //   | |_| ||   -| ||-     /   || 
  /    //    | ||    | .  //    _| ||_    | [] || 
 /____//     |_||    |_|\_\\   /_____//    \__ || 
`-----`      `-`'    `-` --`   `-----`      -|_|| 
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發送短信 : Propositional Knowledge and Know-How