From Newsgroup: comp.lang.prolog
Hermione Granger got it right when, facing the
potion-master's test in Harry Potter, she said:
"This isn't magic - it's logic - a puzzle. A lot
of the greatest wizards haven't got an ounce of
logic; they'd be stuck here forever."
- Harry Potter and The Sorcerer's Stone.
http://intrologic.stanford.edu/olympiad/
--- Synchronet 3.20a-Linux NewsLink 1.114