The Doctor has tuned out for the most part; don't mind as he brooding, Vira. Ten eyes over at Vira; and gives a silent look of 'why' isn't that going to get easier on the both of them?

Shush, he knows the answer - they care too much and live too long and will feel the backlash of caring too. The Doctor's eyes move slowly in thought; as he wonders if he did the right thing with choosing to regenerate for Rose into the sort of man, he hope she would like and also allowing himself to feel, more than he's ever in any of his lives.

Then gives a deep exhale; "Yes." Which is a 'whatever' undertone.