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  • It is impossible to decide whether a particular detail of the Pythagorean universe was the work of the master, or filled in by a pupil a remark which equally applies to Leonardo or Michelangelo . But there can be no doubt that the basic features were conceived by a single mind; that Pythagoras of Samos was both the founder of a new religious philosophy, and the founder of Science, as the word is understood today.

    Arthur Koestler (2017). “The Sleepwalkers: A History of Man's Changing Vision of the Universe”, p.27, Penguin UK