Rene Descartes Quotes
There is a difference between happiness, the supreme good, and the final end or goal toward which our actions ought to tend. For happiness is not the supreme good, but presupposes it, being the contentment or satisfaction of the mind which results from possessing it.
Descartes, René. "Letter to Queen Christina of Sweden, 20 November 1647." The Philosophical Writings of Descartes, translated by John Cottingham et al., vol. 3, Cambridge University Press, 1991, p. 324.
René Descartes was a French-born philosopher, mathematician, and scientist who spent a large portion of his working life in the Dutch Republic, initially serving the Dutch States Army of Maurice of Nassau, Prince of Orange and the Stadtholder of the United Provinces. One of the most notable intellectual figures of the Dutch Golden Age, Descartes is also widely regarded as one of the founders of modern philosophy.