cogito, ergo sum
Latin
Etymology
First written in French by René Descartes, a 17th century French philosopher, in Discourse on the Method (1637) as je pense donc je suis, which he later expressed in Latin in Principles of Philosophy (1644).
Pronunciation
- (Classical Latin) IPA(key): [ˈkoː.ɡɪ.toː ˈɛr.ɡoː ˈsũː]
- (modern Italianate Ecclesiastical) IPA(key): [ˈkɔː.d͡ʒi.t̪o ˈɛr.ɡo ˈsum]