Modes of Irrationality: Preface to a Theory of Knowledge

My purpose in this study is to explore various forms of irrationality and to name some true irrationals in order to find the bounds of reason. The irrational-if there is such -sets a priori limits to philosophical investigation, for reason must stop before unreason's province. I begin by defining a primary meaning of rational. Forming, then, by opposition, the genus irrational, I analyze the various species of the irrational traditionally offered as true irrationals. I then judge which irra...