User blog comment:Nakedsnake53/Brotherhood Ending SPOILERS!!/@comment-3253528-20101207042427

'Nothing is true, everything is permitted'. This is the assassin's creed motto and may mean more than we think. Desmond stabbing Lucy was probably a good thing, 'Nothing is true' Lucy said that she was with the assassins but it may have just been the templars plans and that was why Desmond was forced to kill her.