Here is a little experiment readers can try. Find several willing friends and have everyone stand in a single-file line, or in a circle, with their eyes closed and everyone close enough so that each person can reach around the one in front of them and gently rub the end of that person’s nose. Most everyone will feel as if they are touching their own nose, even though they know they’re not. Their own finger movements and the tactile sensations of rubbing the nose of the person in front of them, and the feeling of the finger of the person behind them on their own nose, overrides their knowledge
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