Discourse on Method and The Meditations Author:Rene Descartes trans. F. E. Sutcliffe The Discourse (1637) is the exposition of the famous 'Method' by which he attempted to apply mathematical methods to - and thus to find mathematical certainties in - all fields of human inquiry. Starting from universal doubt he passes, via the celebrated phrase cogito ergo sum, to the certainty of the existence of God, and hnece to the reality o... more »f created nature.« less