You know 'all that' meant all of you, right? [ He looks Sasuke up and down then gives a firm nod. ] But speakin' of your cousin, I didn't think you had a loving bone in your body.

[ Sharrkan is totes surprised to hear Sasuke actually cares about someone other than himself. He expected the guy to disregard any family that happened to show up. But his expression of surprise is just the lead in to another pick up line. ]

Or maybe you'd just like to have one.

[ That's when he actually points down at his crotch. Subtle and sensical. ]