(1) This book will excite your mind; (2) It will unfold to you a new and fascinating world..... a world of ideas which have vitally influenced civilization; (3) It will clarify for you the Great Ideas which you may have found too difficult; (4) It will help you to share the accumulated experience of centuries to view the philosophy of the past in the light of today's knowledge; (5) You company will the best minds of history; (6) You will be part of a great adventure of the human spirit.