A teacher was teaching the class. Material teachers this time of the strand governance. A naughty student who asked "a governor who must comply with the orders?" With the teacher happily answer "to a president or a king." A student asked again "and then, a president is subject to whom?" Asked the student for the purpose of testing. "The rule of law" replied the teacher. "Oooooh ... ...., Wrong" says the student. teachers wonder "who?"
The student explains "the truth is, a president must obey the orders of a barber's hair. Because, when he refused to obey orders barber, his ears would be cut or at least wounded. "
All the students laughed, while the teacher's confusion only to hear the answer the student