Talk:Marcus/@comment-5.71.125.90-20130323225602/@comment-7600752-20140318234933

^ Exactly. Aro can read every thought you've ever had. But Edward only reads what you're thinking about that very second. So, Aro would have had to think "I'm the one who killed Didyme," for Edward to know this. And I doubt that Aro has given it a thought in ages.