Pascal's essays De l'esprit geometrique and De l'art de persuader, together with fragments found amongst his notes for an Apology, constitute his literary theory or Rhetoric. This Rhetoric is basically psychological. Pascal recognises that in order to persuade his reader he must sway his emotions as well as convince him intellectually. The character or temperament of the person or group to be persuaded determines the adoption of a particular method. This theory is essentially similar to Ancient Rhetoric. Though the Ancients tend to be remembered only for their lists of figures and tropes, they also emphasised the orator's need, to vary his approach according to his audience, devoting as much space to "moving the passions" as to "proof". Ana...