[A sentence like that calls for a ubiquitous answer.

Robert can never give one.]

Y-Yes.

... N-Not that it sh-should mean anything... untoward, of course... certainly you shouldn't h-have to pay any a-attention to it whatsoever if you d-don't wish to a-and...

[Robert clamps down on the urge to ramble on and on. He's actually panting a little from fear.]

Ah... I-I... I'm s-sorry, Donatello. You... You hardly need this, this nuisance from me.