‘Do you think I shall live until I’m ninety, doctor?

‘How old are you now?

‘Forty.

‘Do you drink, gamble, smoke, or have you any vices of any kind?

‘No. I don’t drink, I never gamble, I loathe smoking; in fact, I haven’t
any vices.

‘Well, good heavens, what do you want to live another fifty years for?