Bones: You know, intellectually, I know that jealousy is absurd. But I see that it's real for people. I even experience it myself.
Booth: So uh, who you jealous of?
Bones: Angela, Hodgins, Cam, you. Because you all want to lose yourself in another person. You believe that love is transcendent and eternal. I want to believe that too.
Booth: Hey, you will. I promise. Someday, you will. You will, some day. Okay?