James: You're alone... Because you're faster than the others. But not stronger...
Edward Cullen: I'm strong enough to kill you.
When Bella and Edward talk in the woods, Bella drops her backpack in front of a tree. In a subsequent shot, the backpack has disappeared.
Bella drops the apple in the cafeteria when she gives her theories on what Edward is. When he catches the apple, after he bounces the apple back up from his foot, the way that his hand catches the apple is the cover of the book.