The reading of all good books is indeed like a conversation with the noblest men of past centuries who were the authors of them, nay a carefully stud… - René Descartes

The passions, then, can be defined as ‘perceptions, or sensations, or emotions of the soul that we refer (rapportons) particularly to the soul itself, and that are caused, sustained, and fortified by some movement of the spirits’ (§27).

The will determines itself; it should not be described as blind, any more than vision should be described as deaf.

El esquema de la demostración es el siguiente: la existencia es una perfección; Dios tiene todas las perfecciones; luego Dios tiene la existencia. Como se ve, Descartes considera la existencia de Dios tan segura y evidentemente demostrada como la propiedad del triángulo de tener tres ángulos.