. ...those guys with the sandwich boards - 'the end is nigh' - we need them, they are part of the essential variety of human communities - like the schizophrenics who look you straight in the eye and say 'liar' - its dirty work, but someone has to do it, like a child who sits on their hands for an hour at a polite dinner party and then suddenly starts shouting 'fuck! fuck! fuck!' to the consternation of her mother - what is pushed down by the parents pops up in the children. .