Two flies order some food in a restaurant. One says: I'll take the shit with garlic. And I'll take the same, but without garlic, said the other one. I don't like to have bad breath.
Son: Dad, what is an idiot? Dad: An idiot is a person who tries to explain his ideas in such a strange and long way that another person who is listening to him can't understand him. Do you understand me? Son: No.