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The Fourth Dimension: 21 poems

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What is gravity? Since Newtonian physics until today we still don’t have a true answer. But the question is there, and it is a beautiful question. It just fascinates me. Where is the question about? Here is the story of the question of gravity: when scientists see that our planet is a floating ball, they thought that we might be standing upside down? How can we stand upside down? The ball must be stuck! We have to find an explanation….?
Why quantum physics is so strange to us? My explanation...