>>I don't think I thought it out as thoroughly as you did. You have to consider, amongst others, the possibility of his sister being, say, also his aunt - or even his grandma! :-)
>
>That reminds me of the story of a witness who was asked at court whether he had any relatives, to which he replied: "No, my only sister died 150 years ago."
>
>It turned out his father had married young, and had a daughter who died soon. Then, his father had married again at an old age - something like 80 or 90 years - and the witness in question (his fathers son from this second marriage) was also quite old when he was questioned.
Lucky his dad, finding a woman of child-bearing age at that age! :-)
- Whoever said that women are the weaker sex never tried to wrest the bedclothes off one in the middle of the night
- Worry is the interest you pay, in advance, for a loan that you may never need to take out.