"What man loses by the social contract is his natural liberty and an unlimited right to everything he tries to get and succeeds in getting; what he gains is civil liberty and the proprietorship of all he possesses."
"Astronomy was born of superstition; eloquence of ambition, hatred, falsehood, and flattery; geometry of avarice; physics of an idle curiosity; and even moral philosophy of human pride. Thus the arts and sciences owe their birth to our vices."
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Source: The Social Contract or Principles of Political Right by Jean Jacques Rousseau, book III. chapter XV, Deputies or Representatives, 1913.
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