鈥淪ince this marvelous spiral, by such a singular and wonderful peculiarity 鈥� always produces a spiral similar to itself, however it may be Involved or evolved, or reflected of refracted鈥� it may be used as a symbol, either of fortitude and constancy in adversity, or of the human body, which after all its changes, even after death, will be restored to its perfect self" JAKOB BERNOULLI
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