Poem H2870 Amsterdam, 2020-12-23 I think, therefore I am "Je pense, donc je suis" ("Cogito ergo sum" / "I think, therefore I am", 1644, "Discours de la Méthode", René Descartes) is about whether physical existence is real, thereby separating the physical and spiritual side of existence; this division is imaginary, but it can be an aid to ethical choices and to willpower Collection:Untwisted Keyword:Balance: Tribute to:Descartes, Rene Dedicated to:Maria Godschalk