They marched on in silence.

'Do you think that this a good plan of the Governor's? asked Paul.

'Yes, said his companion. They walked on in silence, once round, twice round, three times round.

'Talk, you two, shouted the warder. 'That's your instructions. Talk.

'It makes a change, said the big man.

'What are you here for? asked Paul. 'You don't mind my asking, do you?

'It's all in the Bible, said the big man. 'You should read about it there. Figuratively, you know, he added. 'It wouldn't be plain to you, I don't suppose, not like it is to me.

'It's not an easy book to understand, is it?

'It's not understanding that's needed. It's vision. Do you ever have visions?

'No, I'm afraid I don't.