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Those wanderers must have looked on Earth, circling safely in the narrow zone between fire and ice, and must have guessed that it was the favourite of the Sun's children.

Arthur C. Clarke (2012). “The Collected Stories of Arthur C. Clarke: The Sentinel”, p.10, RosettaBooks
Those wanderers must have looked on Earth, circling safely in the narrow zone between fire and ice, and must have guessed that it was the favourite of the Sun's children.