Brennan: So, did Sweets help you with Parker?
Booth: Yeah. I told Parker that it's uh ... best just to walk away sometimes.
Brennan: Sometimes? Isn't it always better to walk away? You know this dog would still be alive if he wasn't forced to fight.
Booth: Well, I told him to walk away if it's ... for himself and to stand up and fight if it's for someone else. (Bones looks at him) I don't know if that's the right thing to say, but-
Brennan: You're a very good father.