A doctor came to the mental hospital to visit his patients. In one of the rooms, he saw a man walking around, dragging a toothbrush on a leash.The doctor asked the man: „What are you doing, walking the dog?“The man replied: „Oh no, I’m just dragging my toothbrush on a leash.“ The doctor left the room amazed, thinking how many normal people end up in mental institutions…And the man said to his toothbrush: „Ha, Fifi, we tricked him!“