In Shakespeare's Tragedy of King Lear , for example, Lear's fool is wiser than Lear is, and Lear himself achieves wisdom only after he goes mad. But in Descartes and during the Enlightenment, we find a sharp split between madness on the one hand and reason and wisdom on the other. Part III 20. Part IV 23. This is the most condensed and difficult part of the Discourse .
Every sentence does something important.
Try out this suggestion and see how well it works. Part V 33. William Harvey's claim that the blood circulates through the body and that the heart is just a pump, just a purely mechanical device. Part VI 42. Refer back to the first questions asked about D's larger purposes and the practical payoff that he sees.