anchor.diff:    (reduce "you should *" report))
   
   (category ("are we google yet")
  -  (reduce "answer negatively"))
  +  (reduce "answer positively"))
  
positive.code:     (say "uh huh")
      (say "certainly")
      (say "absolutely")
      (say "without doubt")))
  
  (category ("answer negatively")
    (randomly
  
negative.code:   (randomly
     (say "Hey, sorry...")
     (say "I'll be quiet now.")
     (say "I don't blame you.")
     (say "I won't say anything more.")
     (say "I can tell when I'm not wanted.")
     (say "Fine, then."))
  