Opinion 100 years ago The end of the New Zealand and South Seas Exhibition, 1925-26, has come at last.  During the past five and a-half months the great enterprise has gained such a place in the lives of the people that many have come unconsciously to accept it as a permanent part of their existence. It was only a week ago that they suddenly awoke to the realisation that the inevitable end was at hand. Then they began to crowd down with renewed eagerness in their tens of thousands till the great climax was reached on Saturday. If the weather for the opening of the Exhibition on November 17 was as propitious as it well could be, the conditions for the closing on Saturday could hardly have been worse. Rain fell heavily the night before and all Saturday a steady drizzle saturated the air and turned the paths of Logan Park into chains of muddy pools. But what matter?…