Cinco dentro de quatro / Five within four

Mathematician :  How do you write 4 in between 5?                                       Chinese : Is this a joke?    Japanese : Impossible!    American : The question ' s all wrong!    British : It ' s not found on the Internet      Jewish  :  F(IV)E This is the reason Jewish are everywhere in the world: in finance, business, medicine, engineering.... anything to do with using both sides of the brain.