‘Are you not aware that at present there is in London an individual who claims to have had a very close, and a very curious, acquaintance with you in the East?’
‘I am not.’
‘That you swear?’
‘That I do swear.’
‘That is singular.’
‘Why is it singular?’
‘Because I fancy that that individual haunts you.’
‘Haunts me?’
‘Haunts you.’
‘You jest.’