Students of ancient history tell us that the intellect of men in those days was equal to the best of today. Yet in ancient times material progress was painfully slow. The spirit of modern scientific inquiry, research and invention was almost unknown. In the realm of the material, men’s minds were fettered by superstition, tradition, and all sort of fixed ideas. Some of the contemporaries of Columbus thought a round earth preposterous. Others came near putting Galileo to death for his astronomical heresies. We asked ourselves this: Are not some of us just as biased and unreasonable about the
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