Noun
cogito (usually uncountable, plural cogitos)
(philosophy, often preceded by the, sometimes capitalized) The argument "cogito, ergo sum" ("I think therefore I am") from the philosophy of René Descartes; the mental act of thinking this thought; a conscious being which performs this mental act.
Cogito cogito ergo cogito sum -- "I think that I think, therefore I think that I am;" as close an approach to certainty as any philosopher has yet made. Ambrose Bierce
CARTESIAN, adj. Relating to Descartes, author of 'Cogito ergo sum' to demonstrate the reality of human existence. The dictum might be improved 'Cogito cogito ergo cogito sum' 'I think that I think, therefore I think that I am' as close an approach. Ambrose Bierce
The truth is sum, ergo cogito - I am, therefore I think, although not everything that is thinks. Is not consciousness of thinking above all consciousness of being? Miguel de Unamuno
"With Descartes the Cogito ergo sum [I think, therefore I am] turns into Cogito ergo res sunt. Etienne Gilson
Not only the artist but everyone "becomes someone else" in becoming someone. One is thought about, thus invented. Or as Steinberg put it with memorable succinctness in his Cogito drawings, "I think, therefore Descartes is." One creates not oneself but another. Being is in the act. Harold Rosenberg
Cogito Ergo Sum. 'I think, therefore I am.' René Descartes