'I want two shillings and sixpence or sixpenny-worth of coppers for a half-crown piece.'

'I think I can do that,' I answered, thrusting a hand into my pocket.

'You may think it strange that I should ask you,' he suggested.

'Not at all.'

'But,' he continued, 'I hadn't time to get change, and I want a paper at the next station.'

Bringing out a handful of silver, I gave him two shillings and a sixpence, whereupon he handed me a half-crown in exchange.

'It looks like a new one,' I remarked.

'I trust it may bring you good fortune, my lad,' he answered. 'Though, in one respect, you certainly seem to be well provided for already.'

I suppose I smiled with satisfaction.

'But,' he continued, 'never forget one thing. Money is the root of all evil—the root of all evil.'