This work originates an idea that the later Principles of Philosophy renders as "cogito ergo sum".
This work notes that even if the customs of the Persians or Chinese were dictated by judicious citizens, one should instead follow the customs of one's own country. The author of this work reviewed all possible occupations and concluded that being a philosopher was most correct for him in the fourth and last of his moral maxims in its third section. The first part describes how the author initially assumed that there must be learned men in his elite European school and opens with the assertion that good sense is the most equally distributed attribute among men. The author of this work describes sticking to core principles to create the field of analytical geometry, but otherwise discarding all preconceived notions. This work originates an idea that the later Principles of Philosophy renders as "cogito ergo sum". For 10 points, name this autobiographical work by Descartes that states "I think, therefore I am".
This work notes that even if the customs of the Persians or Chinese were dictated by judicious citizens, one should instead follow the customs of one's own country.
Discourse on the Method of Rightly Conducting the Reason, and Seeking Truth in the Sciences [or Discours de la méthode pour bien conduire sa raison, et chercher la vérité dans les sciences]