He raises an eyebrow here - something else is expected to happen? But that is not his affair either, and he will not pry into any further circumstances without first meeting his old adversary.
'That is your choice, of course. Tell me then, how I will recognise this doctor, should the need to meet with him arise.'
no subject
'That is your choice, of course. Tell me then, how I will recognise this doctor, should the need to meet with him arise.'