[Paul's smile is tilted further by the tugging on his cheek. He's more than content to let it happen as he widens the scope of his petting - he may as well call it what it is, if only to himself - to include the fringes of Kaworu's pale ash hair. His fingers are otherwise aimlessly exploratory as Paul is briefly preoccupied by a passing thought.]

I know, but - there have to be things you like that I do for you, besides that.

Or a version of me being happy you like better than the others. Something - specific.