An eminent old man was being interviewed, and was asked if it was correct that he had just celebrated his ninety-ninth birthday.
‘That’s right,’ said the old man. ‘Ninety-nine years old, and I haven’t an enemy in the world. They’re all dead.
‘Well, sir,’ said the interviewer, ‘I hope very much to have the honor of interviewing you on your hundredth birthday.’
The old man looked at the young man closely, and said, ‘I can’t see why you shouldn’t. You look fit and healthy to me!’