A mother went to see a psychologist being worried about the characters of his child.
MOTHER: I'm worried doctor, the boy is a great lier, a cheater, unfaithful, corrupt...He don't fulfill his promises, he always say one thing and deny it later. What's wrong with him?
DOCTOR: Shhhhhhhhh!! Don't tell it to anybody, they may spoil. You'have a treasure. He's going to be a great politician