school, a boy is told by a classmate that most adults are hiding
at least one dark secret, and that this makes it very easy to blackmail
them by saying, "I know the whole truth" even when you
don't know anything.
boy decides to go home and try it out. As he is greeted by his mother
at the front door he says, "I know the whole truth." His
mother quickly hands him $20 and says, "Just don't tell your
pleased, the boy waits for his father to get home from work, and
greets him with, "I know the whole truth." The father
promptly hands him $40 and says, "Please don't say a word to
pleased, the boy is on his way to school the next day, when he sees
the mailman at his front door. The boy greets him by saying, "I
know the whole truth."
mailman drops the mail, opens his arms and says, "Then come
give your FATHER a big hug!"