"At present, I am mainly observing the physical motion of mountains, water, trees and flowers. One is everywhere reminded of similar movements in the human body, of similar impulses of joy and suffering in plants."

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He who is ignorant of Motion, says Aristotle , is necessarily ignorant of all natural things. ...Not only was he entirely in the dark respecting the Laws, he was completely wrong in his conception of the nature of Motion. ...He thought that every body in motion naturally tends to rest.

— George Henry Lewes