| Quote #1 [Edward to Bella:] "We're going to get that thing out before it can hurt any part of you." (7.157) |
Although Edward knows that the "thing" inside her is part of him, he's willing to kill it just because it's hurting Bella.
| Quote #2 [Jacob:] Pain came in easily managed forms. The pain of hunger. The pain of cold ice under your paws… Each pain had a simple answer, a clear action to end that pain." (8.211) |
Jacob believes that physical pain is easier to deal with than emotional pain, because to end it requires a clear, physical action. Why doesn't emotional pain work the same way?
| Quote #3 [Edward to Jacob:] "I'm not ready for you to kill me yet, Jacob Black. You'll have to have a little patience." (9.132) |
It seems that Edward wants to die under Jacob's hand for what he's done to Bella, because he knows that his existence has also made Jacob suffer.