Seidenberg sees the history of man as a conflict between instinct and intelligence. He regards change as a temporary condition in the development of mankind, and explores in this bold and far-reaching essay on the plight of the human being the fateful trends that are impelling him towards the organization of intelligence that will transform the present movement into an unalterable stability.Originally published in 1961.A UNC Press Enduring Edition -- UNC Press Enduring Editions use the latest in digital technology to make available again books from our distinguished backlist that were previously out of print. These editions are published unaltered from the original, and are presented in affordable paperback formats, bringing readers both historical and cultural value.