| Quote #1
[Bella:] I wanted the complete experience before I traded in my warm, breakable, pheromone-riddled body. (1.204)
Bella believes that, as a vampire, she won't feel the same physical attraction to Edward than she does in her human body.
| Quote #2
[Bella:] "I never got over the shock of how perfect his body was – white, cool, and polished as marble." (2.16)
A big part of Bella's attraction for Edward is due to his looks.
| Quote #3
[Edward to Bella:] "You should be angry at me" [Bella:] "Well, I am"… "That," I snapped. "That right there is why I'm angry. You are killing my buzz, Edward." (5.155-158)
Bella doesn't care that Edward bruised her during lovemaking; she wants him to let go and enjoy being with her without castigating himself over his lack of self-control.