Bull: Helping this woman will not change the fact that I did nothing to help my own sister.
Marissa: It's true. You failed at being God. You are responsible for everyone and everything.
Bull: Just indulge me. Let me wallow in my own self pity.
Marissa: You know what, Jason? Your sister was an adult. She made her own decisions, her own choices about who to be with, and nothing you could have done could have changed that.