Jack, a smart businessman, talks to his son.

Jack: I want you to marry a girl of my choice.

Son: I will choose my own bride.

Jack: But the girl is Bill Gates' daughter.

Son: Well, in that case...

Next Jack approaches Bill Gates

Jack: I have a husband for your daughter.

Bill Gates: But my daughter is too young to marry.

Jack: But this young man is a vice-president of the World Bank.

Bill Gates: Ah, in that case......

Finally Jack goes to see the president of the World Bank.

Jack: I have a young man to be recommended as a vice-president.

President: But I already have more vice-presidents than I need.

Jack: But this young man is Bill Gates's son-in-law.

President: Ah, in that case.....