The Expression of the Emotions in Man and Animals Darwin notes the universal nature of expressions in the book, writing: "the young and the old of widely different races, both with man and animals, express the same state of mind by the same movements." This connection of mental states to the neurological organization of movement (as the words "motive" and "emotion" suggest) is central to Darwin's understanding of emotion. Darwin himself displayed many biographical links between his psychological life and locomotion, taking long, solitary walks around Shrewsbury after his mother's death in 1817, in his seashore rambles near Edinburgh with the Lamarckian evolutionist Robert Edmond Grant in 1826/1827, and
The Man in the Moone la Lune" (1657); Cyrano's traveller actually meets Gonsales, who is still on the Moon, "degraded to the status of pet monkey". It was one of the inspirations for what has been called the first science fiction text in the Americas, "Syzygies and Lunar Quadratures Aligned to the Meridian of Mérida of the Yucatán by an Anctitone or Inhabitant of the Moon ..." by Manuel Antonio de Rivas (1775). The Laputan language of Jonathan Swift, who was a distant relation of Godwin's, may have been influenced by "The Man in the Moone", either directly or through Cyrano de Bergerac. "The Man