Thomas Hobbes 
Leviathan 

Nature is by the art of man, as in many other things, so in this also imitated, that it can make an Artificial Animal. For seeing life is but a motion of Limbs, the beginning whereof is in some principal part within; why may we not say, that all Automata have an artificial life? For what is the Heart, but a Spring; and the Nerves, but so many Strings; and the Joints, but so many Wheels, giving motion to the whole Body, such as was intended by the Artificer? Art goes yet further, imitating that Rational and most excellent work of Nature, Man. For by Art is created that great LEVIATHAN called a COMMONWEALTH, or STATE, (in Latin CIVITAS) which is but an Artificial Man; though of greater stature and strength than the Natural, for whose protection and defense it was intended; and in which, the Sovereignty is an Artificial Soul, as giving life and motion to the whole body; The Magistrates, and other Officers of Judicature and Execution, artificial Joints; Reward and Punishment are the Nerves, that do the same in the Body Natural; The Wealth and Riches of all the particular members, are the Strength; Salus Populi (the Peoples Safety) its Business; Counselors, by whom all things needful for it to know, are suggested unto it, are the Memory; Equity and Laws, an artificial Reason and Will; Concord, Health; Sedition, Sickness; and Civil War, Death. Lastly, the Pacts and Covenants, by which the parts of this Body Politique were at first made, set together, and united, resemble that Fiat, or the Let Us Make Man, pronounced by God in the Creation.