In his last published work, this philosopher argued that emotions arise out of the movement of what he termed "animal spirits" in different combinations. That work was his The Passions of the Soul. This philosopher illustrated how the senses can be deceiving by using the analogy of a piece of wax. He argued that because sensory perceptions are involuntary, they must come from an external world in 
In his last published work, this philosopher argued that emotions arise out of the movement of what he termed "animal spirits" in different combinations. That work was his The Passions of the Soul. This philosopher illustrated how the senses can be deceiving by using the analogy of a piece of wax. He argued that because sensory perceptions are involuntary, they must come from an external world in a work in which he began by assuming that an "Evil Demon" was creating his perceptions.  For 10 points, name the French skeptical philosopher who championed mind-body dualism and wrote Discourse on Method and the Meditations on First Philosophy.
In his last published work, this philosopher argued that emotions arise out of the movement of what he termed "animal spirits" in different combinations.
Rene Descartes