Conversation of little boys

JR: "Tristan, what do you want to be when you grow up?"
Tristan: "What?"
JR: "What do you want to be when you grow up?"
Tristan: "I don't know."
JR: "You can be anything, I want to be a tiger when I grow up."
Tristan: "Oh, I want to be a kangaroo."
JR: "Tigers eat kangaroos. I'm going to eat you when I grow up."
Tristan: "NOOOO, don't eat me!"
JR: "But tigers eat kangaroos and I want to be a tiger and you want to be a kangaroo."
Tristan: "No, don't eat me. I want to be a kangaroo."
JR: "But tigers eat kangaroos."
Tristan: "No, don't eat me"
JR: "OK, I won't eat you."