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Frans Hals - Portret van René Descartes.jpg

René Descartes (31 March 1596 – 11 February 1650) was a famous French philosopher and physicist. He wrote books that are very important in the fields of maths, physics and especially philosophy. His dualism statement combined soul, mind, body theories and elements into one concept; a dualistic theory of mind and matter.

In younger years he was a mercenary soldier. view more...