The author examines the logical structure of religious inquiry and discourse and the various meanings of religious utterances, and then develops principles of judgment and types of argument by which claims can be supported or challenged. Originally published in 1964. The uses the latest print-on-demand technology to again make available previously out-of-print books from the distinguished backlist of Princeton University Press. These editions preserve the original texts of these important books while presenting them in durable paperback and hardcover editions. The goal of the Princeton Legacy Library is to vastly increase access to the rich scholarly heritage found in the thousands of books published by Princeton University Press since its founding in 1905.