Mona Foster: "Maybe there is more behind our humanity, isn't there a soul?"
Will Foster: "We're the sum total of what has happened to us and how we processed it. That's what makes us us. It's all neurochemistry."
Mona Foster: "Do you really believe that? That's all I am? Your children? Just pathways, electrical signals and chemistry? You have kids that love you and a wife that adores you and we have a scientist."