The Philosophical Works of Descartes, Volume 1University Press, 1931 - Philosophy |
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action animal spirits appear Aristotle arteries ARTICLE attribute believe blood body brain cause celestial matter certainly chiliagon clearly and distinctly colour conceive conclusion consider contrary corporeal corporeal substance deceived deduced Democritus depend Descartes desire difficulty Dioptrics discover diverse doubt earth easily effect Epistemon error esteem Eudoxus evil excited exist existence of God explained extension fact faculty false fear feel figure fixed stars follow hatred heart heat human hypotenuse idea imagination inasmuch judge judgment knowledge Leibniz less likewise magnitude matter means mind mode motion move movement muscles nature nerves never objects observe opinions optic nerves ourselves pass passions perceive perceptions perfect persuade pertain philosophy Polyander possess present PRINCIPLE PRINCIPLES OF PHILOSOPHY proceed rarefaction reason recognise regard RENÉ DESCARTES rule sadness sciences sensations senses simple soul speak species spleen substance sufficient things thought true truth understanding veins whole