Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Concern yourself with the problems of the mind, question existence, justify values, and reason with truths in this comprehensive series on Philosophy, it's history and a systematic explanation of each branch. Project Webster represents a new publishing paradigm, allowing disparate content sources to be curated into cohesive, relevant, and informative books. To date, this content has been curated from Wikipedia articles and images under Creative Commons licensing, although as Project Webster continues to increase in scope and dimension, more licensed and public domain content is being added. We believe books such as this represent a new and exciting lexicon in the sharing of human knowledge.