Abstract

There is more rationality in our lives than there is in our philosophy. There is more morality in our lives than there is in our philosophy. Those claims undoubtedly are startling, perhaps even incomprehensible, given that the Western philosophical tradition from Plato on is devoted to rationality, in morality and everywhere else. The narrowly circumscribed account of rationality in that philosophical tradition—formal reason—is, however, the source of both claims. The formal reason of philosophy is rule-governed reasoning, the kind of inferential reasoning used in logic and mathematics. This view percolates through ordinary understandings of rationality as well, exemplified by the familiar use of the expression ..