Young Bruce Wayne: I do not know... how to show affection
9 year old Dick Grayson: your lap belongs to me now. Here's a book I found that has a pretty cover. Start from page 1. Afterwards we will have hot chocolate, head kisses, and I'm going to sleep in your bed for the next three years.
Older Bruce Wayne: would you like affection?
Recently adopted Jason Todd: if you come within a foot of me without an offering of food, I'll hiss at you
Still Older Bruce Wayne: would you like affection?
Tim Drake: I mean, hypothetically yeah.
Much Older Bruce Wayne: would you like... affection?