“But so soon as I had achieved the entire course of study at the close of which one is usually received into the ranks of the learned, I entirely changed my opinion. For I found myself embarrassed with so many doubts and errors that it seemed to me that the effort to instruct myself had no effect other than the increasing discovery of my own ignorance. —Rene Descartes, Discourse on the Method of Rightly Conducting the Reason and Seeking the Truth in the Sciences, 1637”