ELEMENTS OF LOGICK. PART FIRST. DESCRIPTION OF THE LEADING AFFECTIONS AND OPERATIONS OF THE MIND. INTRODUCTION. 1. The purpose of Logick is to direct the intellectual powers in the investigation of truth, and in the communication of it to others. Its foundation is laid in the philosophy of the human mind, inasmuch as it explains many of its powers and operations, and traces the progress of knowledge, from the first and most simple perceptions of outward objects, to those remoter truths and discoveries, which result from the operations of reasoning. 2. Logick instructs us in the right use of terms, and distinguishes their various kinds.. It teaches the nature and varieties of propositions; explains their properties, modifications, |