Some time ago a wise old man came to see me in Prague and I listened to him with admiration. Shortly afterwards I heard that this man had died. His name was Karl Popper. He was a world traveller who followed the biggest war ever waged by humankind – the war unleashed by the tribal fury of Nazi ideology – from this country, from New Zealand. It was here that he thought about the state of the world, and it was here that he wrote his most important books. Undoubtedly influenced by the harmonious co-existence of people of different cultures on these islands, he posed the question why it was so
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